The critical numbers are the maximum or minimum points.
To find the maximum and minimum points, take the derivative equal to 0 then solve for the values of x.
From the problem, we have :
\(\begin{gathered} f(x)=6x^2-9x \\ \text{Take the derivative} \\ f^{\prime}(x)=2(6x)-9 \\ f^{\prime}(x)=12x-9 \\ \text{Equate to 0 and solve for x} \\ 0=12x-9 \\ -12x=-9 \\ x=\frac{-9}{-12} \\ x=\frac{9}{12}=\frac{3}{4} \end{gathered}\)ANSWER :
x = 3/4
When 12 is divided by 2/3 which statement about the quotient is true?
The statement when 12 is divided by 2/3 has no remainder is true.
What is a fraction?A fraction is written in the form of p/q, where q ≠ 0.
Fractions are of two types they are proper fractions in which the numerator is smaller than the denominator and improper fractions where the numerator is greater than the denominator.
Given, 12 is divided by 2/3 which is,
= (12)/(2/3).
= 12×(3/2) (we can flip the divisor to make it a multiplier)
= 36/2.
= 18.
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Kyle and his three friends are all saving money to go on a trip. They each have $20 saved. How much money
will they each need to save in order to have at least $400 in all to go on a trip?
Answer:
each of them need to save 24013813120321312331313131 cents
Step-by-step explanation:
PLEASE HELP!! a bag contains 10 marbles. four of them are red, three blue, two white, and one yellow. A mare ke drawn at random. What is the probability that it is blue?
Answer:
The probability that one marble drawn at random is not blue is 70%
In a certain community, 8% of all adults over 50 have diabetes. If a health service in this community correctly diagnoses 95% of all persons with diabetes as having the disease and incorrectly diagnoses 2% of all persons without diabetes as having the disease, find the probabilities that
a) the community health service will diagnose an adult over 50 as having diabetes.
b) a person over 50 diagnosed by the health service as having diabetes actually has the disease.
Answer and Step-by-step explanation:
Solution:
Given:
Let A is the event of a person over 50 diagnosed by health service.
B1 is the event that an adult over 50 actually has diabetes.
B2 is the event that an adult over 50 does not have diabetes.
P (B1) = 8% = 0.08
And P (B2) = 1 – P (B1)
= 1 – 0.08
= 0.92
Correctly diagnose of all persons with diabetes= 95%
P (A/B1) = 0.95
Incorrectly diagnose of all persons without diabetes= 2%
P (A/B2) = 0.02
(a) ) the community health service will diagnose an adult over 50 as having diabetes.
P (B1) P (A/B1) = (0.08) (0.95) = 0.076
P (B2) p (A/B2) = (0.92) (0.02) =0.0184
P (B1) P (A/B1) + P (B2) p (A/B2) = 0.076 + 0.0184
= 0.0944
(b) A person over 50 diagnosed by the health service as having diabetes actually has the disease.
By using formula:
P (B1/A) = P (B1) P (A/B1) / P (B1) P(A/B1) + P (B2) P (A/B2)
Put all the given values:
= (0.08) (0.95) / (0.08) (0.95) + (0.92) (0.02)
=0.076 / 0.076 + 0.0184
=0.076 / 0.0944
= 0.8050
Using conditional probability, it is found that there is a:
a) 0.0944 = 9.44% probability that the community health service will diagnose an adult over 50 as having diabetes.
b) 0.8051 = 80.51% probability that a person over 50 diagnosed by the health service as having diabetes actually has the disease.
Conditional Probability
\(P(B|A) = \frac{P(A \cap B)}{P(A)}\)
In which
P(B|A) is the probability of event B happening, given that A happened. \(P(A \cap B)\) is the probability of both A and B happening. P(A) is the probability of A happening.Item a:
The percentages of a positive test is:
95% of 8%(have diabetes).2% of 92%(do not have diabetes).Hence:
\(P(A) = 0.95(0.08) + 0.02(0.92) = 0.0944\)
0.0944 = 9.44% probability that the community health service will diagnose an adult over 50 as having diabetes.
Item b:
Event A: Positive test.Event B: Has the disease.From item a, \(P(A) = 0.0944\).
The probability of both a positive test and having the disease is:
\(P(A \cap B) = 0.95(0.08)\)
Hence, the conditional probability is:
\(P(B|A) = \frac{P(A \cap B)}{P(A)} = \frac{0.95(0.08)}{0.0944} = 0.8051\)
0.8051 = 80.51% probability that a person over 50 diagnosed by the health service as having diabetes actually has the disease.
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2x² + 10 factorización
Answer:
2(x² + 5)
Step-by-step explanation:
To factor 2x² + 10, we can first factor out the greatest common factor of the terms, which is 2:
2x² + 10 = 2(x² + 5)
We can't factor anymore, so the answer is:
2(x² + 5)
Answer:
2(x² + 5)
Step-by-step explanation:
To factorise this, do the distributive property backwards. In other words:
2x² + 10
2x² ÷ 2 + 10 ÷ 2
x² + 5
2(x² + 5)
∴ 2(x² + 5) is the answer
Write the expression without using exponents.
(−9x)4
The expression (-9x)^4 can be represented as -6561x^3 without using exponents.
To express the expression (-9x)^4 without using exponents, we can expand it by multiplying the base (-9x) four times using the multiplication property.
(-9x)^4 = (-9x) * (-9x) * (-9x) * (-9x)
To simplify this expression, we can multiply the terms together, taking care to apply the rules of multiplication:
(-9x) * (-9x) = (-9 * -9) * (x * x) = 81 * x^2 = 81x^2
So, by substituting this result back into the original expression, we get:
(-9x)^4 = 81x^2 * (-9x) = -6561 x^3
Therefore, the expression (-9x)^4 can be represented as -6561x^3 without using exponents.
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BC is tangent to ⊙A at point B. What is the value of x?
The value of x is 6 or 3.5.
What is Pythagoras theorem?The relationship between the three sides of a right-angled triangle is explained by the Pythagoras theorem, commonly known as the Pythagorean theorem. The Pythagorean theorem states that the square of a triangle's hypotenuse is equal to the sum of its other two sides' squares.
We have,
Radius = (x-2)
CB= 2x -9
Using Pythagoras theorem
AB² + CB² = AC²
(x-2)² + (2x-9)² = (x-2+1)²
x² + 4 -4x + 4x² + 81 - 36x = x² + 1 -2x
4x² -38x + 84 = 0
Solving the quadratic equation we get
x= 6 or 3.5
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A survey of recent high school graduates regarding literature that they studied during their high school career yielded the following information: 892
read Gone with the Wind, 472 read To Kill A Mockingbird, 582 read Lord of the Flies, 113 read all three, 33 read none, 74 read only Lord of the Flies, 163 read Lord of the Flies and To Kill A Mockingbird, and 193 read To Kill A Mockingbird and Gone with the Wind, but not Lord of the Flies. What percent of the recent graduates read exactly one book? Round your answer to the nearest tenth, if necessary.
13.1% of the recent graduates read exactly one book.
How to represent the dataWe can solve this problem using set theory and the Principle of Inclusion-Exclusion (PIE).
Let's define the following sets:
A = students who read Gone with the WindB = students who read To Kill A MockingbirdC = students who read Lord of the FliesWe want to find the number of students who read exactly one book, which is equivalent to finding the number of students who are in exactly one of the sets A, B, or C.
By PIE, we can find the number of students who read exactly one book as follows:
|A ∪ B ∪ C| = |A| + |B| + |C| - |A ∩ B| - |A ∩ C| - |B ∩ C| + |A ∩ B ∩ C|
We already have the values of |A|, |B|, and |C| from the given information:
|A| = 892|B| = 472|C| = 582To find |A ∩ B|, we can use the given information that 193 students read both To Kill A Mockingbird and Gone with the Wind, but not Lord of the Flies:
|A ∩ B| = 193
Similarly, to find |A ∩ C| and |B ∩ C|, we can use the given information that 163 students read Lord of the Flies and To Kill A Mockingbird, and 74 students read only Lord of the Flies:
|A ∩ C| = 0 (since the students who read both A and C would have read all three books, but only 113 students are known to have read all three books)
|B ∩ C| = 163
Finally, we have the value of |A ∩ B ∩ C| from the given information:
|A ∩ B ∩ C| = 113
Putting all this information together, we have:
|A ∪ B ∪ C| = 892 + 472 + 582 - 193 - 0 - 163 + 113 = 1848
Thus, the number of students who read exactly one book is:
1848 - (|A| + |B| + |C| - |A ∩ B| - |A ∩ C| - |B ∩ C| + |A ∩ B ∩ C|) = 1848 - (892 + 472 + 582) + 193 + 0 + 163 - 113 = 1848 - 2046 + 243 = 243
Finally, the percentage of students who read exactly one book is:
(243 / 1848) * 100 = 13.1% (rounded to the nearest tenth)
So, 13.1% of the recent graduates read exactly one book.
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Prove or disprove that for all n, there exists a positive integer t such that a set of n elements can be partitioned into a number of subsets where all the subsets have size t or t - 1
The purpose of the SUBSET-SUM issue is to determine whether a subset from a list of integers may add up to a certain value.
A dynamic programming approach that takes repeating, positive, and negative numbers into account. The purpose of the SUBSET-SUM problem is to determine whether a subset of a list of integers may add up to a certain value. As an example, consider the list of numbers [1, 2, 3, 4]. If the target is set to that number, there are two subsets, 3, and 1, 2, 4, that both add up to 7. If the target is equal to 11, there are no solutions.
If there are t integers in the sums list, then there are usually (t -1) subsets that need to be checked to see if there are even any solutions to SUBSET-SUM. This post will look at a technique for using dynamic programming to solve issues more successfully. though, in contrast
Let is SUBSET-SUM (arr, t, sum/2) be the function that returns true if there is a subset of arr [0..t-1] with sum equal to sum/2
The is SUBSET-SUM problem can be divided into two subproblems
is SUBSET-SUM() without considering last element (reducing t to t-1)
is SUBSET-SUM considering the last element (reducing sum/2 by arr[t-1] and t to t-1)
If any of the above subproblems return true, then return true.
is SUBSET-SUM (arr, t, sum/2) = is SUBSET-SUM (arr, t-1, sum/2) || is SUBSET-SUM (arr, t-1, sum/2 – arr[t-1])
Therefore,
The purpose of the SUBSET-SUM issue is to determine whether a subset from a list of integers may add up to a certain value.
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3 Find the coordinates of the vertices of each figure after the given transformation
3) reflection across the x-axis
Enter Question Text
A U'(1,3),V'(4,3), W'(5,4),T'(1,4)
B U'(3,1),V'(3,4,), W'(4,5),T'(4,1)
D U'(-1,3),V'(-4,3), W'(-5,4),T'(-1,4)
(3)(4-3);W(Sp-4)T(4)
U
T
X
The coordinates of vertices U(1 , -3) , V(4 , -3) , T(1 , -4) , W(4 , -4) becomes
U' (1, 3) , V'(4 , 3) , T'(1 , 4) , W'(5 , 4) after the reflection across x-axis occurs.
Solution:When a point is reflected across the x-axis, the x-coordinate remains unchanged, but the y-coordinate is assumed to be the additive inverse. Point (x, y reflection )'s across the x-axis is (x, -y).the point (x , y)→ (x , -y).In the question given 4 coordinates,
U(1 , -3)
V(4 , -3)
T(1 , -4)
W(5 , -4)
the reflection across x-axis
U(1 , -3) →U' (1, 3)
V(4 , -3) → V'(4 , 3)
T(1 , -4) → T'(1 , 4)
W(5 , -4) → W'(5 , 4)
so after the reflection across the x axis the coordinates of the vertices becomes ,
U' (1, 3) , V'(4 , 3) , T'(1 , 4) , W'(5 , 4)
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Of 30 students 1/3 play sports. 2/5 play soccer. How many students play soccer
Hi there!
»»————- ★ ————-««
I believe your answer is:
4 students.
»»————- ★ ————-««
Here’s why:
Out of the 30 students, 1/3 of them play any type of sport.⸻⸻⸻⸻
\(30 * \frac{1}{3} =10\)
⸻⸻⸻⸻
10 out of 30 students play sports. We need to find (2/5) of that for the people that play soccer.⸻⸻⸻⸻
\(10 * (2/5) = 4\)
⸻⸻⸻⸻
Four students play soccer.»»————- ★ ————-««
Hope this helps you. I apologize if it’s incorrect.
4Eleri books a climbing activity,There are 138 people in total on the activity,The people are put into teams.There are 12 people in each team.Any people left over are in a small group.How many teams are there?Show how many people are in the small group.(3)Show your working and your answer here. What’s the answer please
Answer: The total number of people is 138 and each team has 12 people in it:
Total teams:
\(\begin{gathered} T=\frac{138}{12}=11\frac{6}{12}\Rightarrow11 \\ \end{gathered}\)Therefore there are 11 teams:
And the people in a small group are 6 or the remainder:
f(x)=x^3+5x+k and x+2 is a factor of f(x), then what is the value of k?
The value of k is 18.
If x + 2 is a factor of f(x) = x^3 + 5x + k, it means that when x = -2, the expression f(x) becomes zero.
Substituting x = -2 into f(x), we have:
f(-2) = (-2)³ + 5(-2) + k
= -8 - 10 + k
= -18 + k
Since f(-2) should equal zero, we have:
-18 + k = 0
k = 18
Therefore, the value of k is 18.
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2/5 x - 3/2 = 1/4 x + 3/5
Answer:
x = 14
Step-by-step explanation:
Given
\(\frac{2}{5}\) x - \(\frac{3}{2}\) = \(\frac{1}{4}\) x + \(\frac{3}{5}\)
Multiply through by 20 ( the LCM of 5, 2 and 4 ) to clear the fractions
8x - 30 = 5x + 12 ( subtract 5x from both sides )
3x - 30 = 12 ( add 30 to both sides )
3x = 42 ( divide both sides by 3 )
x = 14
Find the value of X from the photo
Use the spinner to find the theoretical probability of the event. Write your answer as a fraction or a percent rounded to the nearest tenth.
The theoretical probability of spinning red is given as follows:
1/3.
How to calculate a probability?The parameters that are needed to calculate a probability are listed as follows:
Number of desired outcomes in the context of a problem or experiment.Number of total outcomes in the context of a problem or experiment.Then the probability is calculated as the division of the number of desired outcomes by the number of total outcomes.
For the spinner in this problem, 2 out of 6 regions are red, hence the theoretical probability is given as follows:
2/6 = 1/3.
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What we should do now to 136 x 27 = 3672, to get back to 1.36 x 2.7.
Use your answer to explain the placement of the decimal point in 1.36 x 2.7.
Answer:
Step-by-step explanation:
8.008.009
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The volume of the given triangular prism is 384 cm³.
What is the volume?Volume is the measure of the capacity that an object holds.
Formula to find the volume of the object is Volume = Area of a base × Height.
Here, the area of the base is
Area of a rectangle = 1/2 ×Base×Height
= 1/2 ×12×4
= 24 cm²
Now the volume is 24×16
= 384 cm³
Therefore, the volume of the given triangular prism is 384 cm³.
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help with horizontal asymptotes
Answer:
y = 3. last option is correct answer for 2nd question.
Step-by-step explanation:
f(x) just means y.
horizontal asymptote is y = 'something.'
the graph crosses y = 4, so y = 4 cannot be asymptote.
y = 3 is since the graph never quite touches it.
as for ∞, we see that as x approaches -∞, y almost reaches 3. but not quite. also, as x approaches +∞, y approaches +∞.
so the last option is the correct answer.
Given the set of vertices, determine whether parallelogram ABCD is a rhombus, rectangle or square. List all that apply. A(7,-4), B(-1,-4), C(-1,-12), D(7, -12)
a. rhombus c. square, rectangle, rhombus
b. square d. rectangle
Given:
Vertices of a parallelogram ABCD are A(7,-4), B(-1,-4), C(-1,-12), D(7, -12).
To find:
Whether the parallelogram ABCD is a rhombus, rectangle or square.
Solution:
Distance formula:
\(D=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}\)
Using distance formula, we get
\(AB=\sqrt{(-4-(-4))^2+(-1-7)^2}\)
\(AB=\sqrt{(-4+4)^2+(-8)^2}\)
\(AB=\sqrt{0+64}\)
\(AB=8\)
Similarly,
\(BC=\sqrt{(-1-(-1))^2+(12-(-4))^2}=8\)
\(CD=\sqrt{(7-(-1))^2+(-12-(-12))^2}=8\)
\(AD=\sqrt{(7-7)^2+(-12-(-4))^2}=8\)
All sides of parallelogram are equal.
\(AC=\sqrt{(-1-7)^2+(-12-(-4))^2}=8\sqrt{2}\)
\(BD=\sqrt{(7-(-1))^2+(-12-(-4))^2}=8\sqrt{2}\)
Both diagonals are equal.
Since, all sides are equal and both diagonals are equal, therefore, the parallelogram ABCD is a square.
We know that, a square is special case of rectangles and rhombus.
So, parallelogram ABCD is a rhombus, rectangle or square. Therefore, the correct option is c.
A scale drawing of a rectangular park measures 6 in. long and 4 in. wide. If the scale used for the drawing is 2 in equals 5 yards, what is the perimeter of the park?
Answer:
50 yards
Step-by-step explanation:
6 in by 4 in would represent 3x5 by 2x5 yards, or 15 by 10
P = 2(15) + 2(10)
P = 30 + 20
4.(03.01)
Is the following relation a function? (1 point)
A: Yes
B: No
Answer:
A
Step-by-step explanation:
X can only have 1 input buy Y can have many
Point A is the original point before rotating. Which point represents A′ after A(4, 1) is rotated 90° counterclockwise: B, C, D, E, F, G, or H?
Answer:
Point G
Step-by-step explanation:
The mapping rule for a 90° counterclockwise rotation is:
(x, y) → (-y, x)
Therefore, if A = (4, 1):
A' = (-1, 4)The point that represents A' after A(4, 1) is rotated 90° counterclockwise is:
Point GCharlotte invested $730 in an account paying an interest rate of 3.5% compounded continuously. Khalil invested $730 in an account paying an interest rate of 3 7/8% compounded daily. After 8 years, how much more money would Khalil have in his account that Charlotte, to the nearest dollar?
The amount more that Khalil would have in his account more than Charlotte is $250.
How much more money would Khalil have?The formula for calculating future value when there is continuous compounding is :
FV = A x e^r x N
Where:
A= amount e = 2.7182818 N = number of years r = interest rateFuture value of Charlotte's account = $730 x 2.718^0.035 x 8 = $756
The formula for calculating future value when there is daily compounding:
FV = P (1 + r)^nm
Where:
FV = Future value P = Present value R = daily interest rate = 3 7/8 ÷ 365 = 0.01062%m = number of compounding = 365N = number of years = 8FV = 730 x (1 + 0.00011)^(365 x 8) = 1006.49.
Difference in the amounts = 1006.49 - $756 = 250.49 ≈ $250
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Answer:
29 is correct (the 250 is wrong)
Step-by-step explanation:
Rate 1:
3
1
2
%
=
3
+
1
/
2
=
Rate 1: 3
2
1
%=3+1/2=
3.5
%
→
0.035
3.5%→0.035
Rate 2:
3
7
8
%
=
3
+
7
/
8
=
Rate 2: 3
8
7
%=3+7/8=
3.875
%
→
0.03875
3.875%→0.03875
Calculate Final Amount for Charlotte
Calculate Final Amount for Charlotte
‾
Calculate Final Amount for Charlotte
Compounded Continuously:
Compounded Continuously:
�
=
�
�
�
�
A=Pe
rt
�
=
730
�
=
0.035
�
=
8
P=730r=0.035t=8
Given values
�
=
730
�
0.035
(
8
)
A=730e
0.035(8)
Plug in
�
=
730
�
0.28
A=730e
0.28
Multiply
�
=
965.8848
A=965.8848
Use calculator (with e button)
Calculate Final Amount for Khalil
Calculate Final Amount for Khalil
‾
Calculate Final Amount for Khalil
Compounded Daily:
Compounded Daily:
�
=
�
(
1
+
�
�
)
�
�
A=P(1+
n
r
)
nt
Compound interest formula
�
=
730
�
=
0.03875
�
=
8
�
=
365
P=730r=0.03875t=8n=365
Given values
�
=
730
(
1
+
0.03875
365
A=730(1+
365
0.03875 )
365(8)
Plug in values
�
=
730
(
1.0001062
)
2920
A=730(1.0001062)
2920
Simplify
�
=
995.284
A=995.284
How much more money Khalil has:
995.284
−
965.8848
995.284−965.8848
29.3992
$29
Round to the nearest dollar
PLEASE HELP WILL MARK BRAINLIEST
Using the table above, if the reserve requirement is 10%, then the additional amount the bank could loan out is
$40,000
$60,000
$300,000
$340,000
$1,800,000
Jenna's dogs used 9 chew toys last year. The animal shelter used 2277 chew toys.
How many times as many chew toys did the animal shelter use?
Answer: 253
Step-by-step explanation:
ight gang whats the measure of n
The measure of side n is √(m^2 - 64).
According to the given question.
We have a right angle triangle.
Here, we have to find the measure n.
Since, the given triangle is divided into two right angle triangles.
Now in the right angled triangle with the side measure m, n and 8.
By the Pythagoras theorem we can say that
m^2 = 8^2 + n^2
⇒ m^2 = 64 + n^2
⇒ m^2 -64 = n^2 ...(i)
⇒ n = √(m^2 - 64)
Hence, the measure of side n is √(m^2 - 64).
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Sven can buy tomatoes for $2.50 a pound at Grandiose Grocers, one block from
his house.
He can get tomatoes for $2.00 a pound at EconoFoods, but he has to spend $3
on bus fare to get there and back.
The graph shows the cost of buying tomatoes from each grocery store.
How should the x-axis be labeled?
The x-axis should be labeled
How should the y-axis be labeled?
The y-axis should be labeled
What does the slope of each line represent?
The slope of each line répresents the
What does the y-intercept of each line represent?
The y-intercept of each line represents the
The x-axis should be the number of pounds of tomatoes bought.
The y-axis should be the total cost of x pounds of tomatoes.
The slope of each line represents the cost of tomatoes/pound.
The y-intercept of each line represents the bus fare.
What is an equation of the line?To determine which point would not be found on the line, we can use the slope-intercept form of the equation of a line, which is:
y = mx + b
As per the given data:
Tomatoes from Grandiose Grocers = $2.50/pound
Tomatoes from EconoFoods = $2/pound
Bus fare for EconoFoods = $3
The x-axis should be the number of pounds of tomatoes bought.
The y-axis should be the total cost of x pounds of tomatoes.
For Grandiose Grocers:
y = 2.50x
For EconoFoods:
y = 2x + 3
From comparing with the slope-intercept form of a line, y = mx + c
m(Grandiose Grocers) = 2.50 {cost of tomatoes per pound}
m(EconoFoods) = 2 {cost of tomatoes per pound}
c is the y intercept:
c(Grandiose Grocers) = 0 {bus fare is $0}
c(EconoFoods) = 3 {bus fare is $3}
Hence, The x-axis should be the number of pounds of tomatoes bought.
The y-axis should be the total cost of x pounds of tomatoes. The slope of each line represents the cost of tomatoes/pound. The y-intercept of each line represents the bus fare.
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Which function has a greater maximum?
�
(
�
)
=
−
2
(
�
+
4
)
2
+
1
f(x)=−2(x+4)
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A coordinate plane. The x- and y-axes both scale by one. The graph is the function y equals g of x which is a parabola that opens down. The function increases through negative four, negative five and negative three, negative two. It has a maximum at negative two, one, then the function decreases through negative one, negative two and zero, negative five.
The function f(x) = \(-2(x+4)^2\) + 1 has a greater maximum.
1. The given function is f(x) = \(-2(x+4)^2\) + 1.
2. To find the maximum of the function, we need to determine the vertex of the parabola.
3. The vertex form of a quadratic function is given by f(x) = \(a(x-h)^2\) + k, where (h, k) represents the vertex.
4. Comparing the given function to the vertex form, we see that a = -2, h = -4, and k = 1.
5. The x-coordinate of the vertex is given by h = -4.
6. To find the y-coordinate of the vertex, substitute the x-coordinate into the function: f(-4) = \(-2(-4+4)^2\) + 1 = \(-2(0)^2\) + 1 = 1.
7. Therefore, the vertex of the function is (-4, 1), which represents the maximum point.
8. Comparing this maximum point to the information provided about the other function g(x) on the coordinate plane, we can conclude that the maximum of f(x) = \(-2(x+4)^2\) + 1 is greater than the maximum of g(x).
9. The given information about g(x) is not sufficient to determine its maximum value or specific equation, so a direct comparison is not possible.
10. Hence, the function f(x) =\(-2(x+4)^2\) + 1 has a greater maximum.
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A 35% decrease resulted in a new work force number of 124. What was the original number in the work force?
The solution is, the original number in the work force is 190.76.
What is percentage?A percentage is a number or ratio that can be expressed as a fraction of 100. A percentage is a number or ratio expressed as a fraction of 100. It is often denoted using the percent sign, "%", although the abbreviations "pct.", "pct" and sometimes "pc" are also used. A percentage is a dimensionless number; it has no unit of measurement.
here, we have,
A 35% decrease resulted in a new work force number of 124.
let, the original number in the work force is x
then,
x - x*35% = 124
or, x - 0.35 x = 124
or, 0.65 x = 124
or, x = 190.76
Hence, The solution is, the original number in the work force is 190.76.
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