PLSSSS HELPPP I WILL FIVE BRAINLY!!!!
Answer:
The first box : -4 the second one : 6
Step-by-step explanation:
subtract 7 from 3 for the first box, then add 10 to -4 for the second one.
6
\( \frac{6}{7} + \frac{1}{2} \)
Add. Write the answer in simplest form
please answer fast...............................
The coordinate of point R after the rotation is determined as = ( - 4, 7).
option A.
What is the rotation of a figure?A rotation is a transformation that turns the figure in either a clockwise or counterclockwise direction.
You can turn a figure 90°, a quarter turn, either clockwise or counterclockwise. When you spin the figure exactly halfway, you have rotated it 180°. Turning it all the way around rotates the figure 360°.
When a figure is rotated 180 degrees, each point of the figure is moved to a new position that is exactly opposite its original position with respect to a fixed center of rotation.
The initial coordinate of point R = ( 4, 7),
The new coordinate of point R after the rotation = ( - 4, 7)
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On November 1st, Halloween candy is discounted 60%. If the original price of a bag of candy corn was $5, what is the final price of the candy, including the discount and a 10% sales tax?
Answer:
$2.20
Step-by-step explanation:
Original price (before discount and before tax): $5
Discount is 60%.
Amount of discount is: 60% of $5 = 0.6 × $5 = $3
Price after 60% discount: $5 - $3 = $2
Tax is 10%.
Amount of tax is: 10% of $2 = 0.1 × $2 = $0.20
Final price = price after discount + tax = $2.00 + $0.20 = $2.20
A percentage is a way to describe a part of a whole. The final price of the candy, including the discount and a 10% sales tax is $2.2.
What are Percentages?A percentage is a way to describe a part of a whole. such as the fraction ¼ can be described as 0.25 which is equal to 25%.
To convert a fraction to a percentage, convert the fraction to decimal form and then multiply by 100 with the '%' symbol.
Given that the cost of the candy is $5 and a 60% discount is given on the candy. Therefore, the price of the candy after the discount will be,
Discounted price = Price - 60% of price
= $5 - 0.60($5)
= $5 - $3
= $2
Now, on the price of the candy 10% sales tax will be added. Therefore, the Price of the candy after adding Tax will be,
Taxed price = Discounted price + 10% of discounted price
= $2 + 0.10($2)
= $2 + $0.2
= $2.02
Hence, the final price of the candy, including the discount and a 10% sales tax is $2.2.
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Find the equation for the circle with center (2,5) and passing through (3,5).
Write the equation for the circle.
(Simplify your answer.)
Answer:
\((x-2)^2 + (y-5)^2 = 1\)
Step-by-step explanation:
The radius is the distance from the center to a point oh the circle, in this case 1.
Substituting into the general formula for the equation of a circle, we get the equation to be
\((x-2)^2 + (y-5)^2 = 1\)
Which is a better buy?
3-quart carton of milk for $5.28
8-cup carton of milk for $3.44
Answer:
8-cup carton of milk for $3.44
Step-by-step explanation:
To compare the prices of the two cartons of milk, we need to determine the cost per unit of milk.
For the 3-quart carton, we have:
Cost per quart = $5.28 ÷ 3 = $1.76
For the 8-cup carton, we have:
1 quart = 4 cups
8 cups ÷ 4 = 2 quarts
Cost per quart = $3.44 ÷ 2 = $1.72
Based on the cost per unit of milk, the 8-cup carton of milk is the better buy since it has a lower cost per quart ($1.72) compared to the 3-quart carton of milk ($1.76).
For each function, find f(−x) and −f(x) and then determine whether it is even, odd, or neither. Justify your answer. f(x)=2x^2-7x+10
The function f(x) = 2x² - 7x + 10 is an odd function.
f(-x) = 2(-x)² - 7(-x) + 10
= 2x² + 7x + 10
-f(x) = -[2x²- 7x + 10]
= -2x² + 7x - 10
To determine whether the function f(x) = 2x² - 7x + 10 is even, odd, or neither, we compare f(-x) and -f(x).
1. f(-x) = 2x² + 7x + 10
2. -f(x) = -2x² + 7x - 10
To determine if f(-x) = -f(x) (even function), we substitute -x for x in f(x) and check if the equation holds.
1. f(-x) = 2x² + 7x + 10
= f(x) (not equal to -f(x))
Since f(-x) is not equal to -f(x), the function is not even.
Next, to determine if f(-x) = -f(x) (odd function), we substitute -x for x in f(x) and check if the equation holds.
2. -f(x) = -2x² + 7x - 10
= -(2x² - 7x + 10)
= -(f(x))
Since -f(x) is equal to -(f(x)), the function is odd.
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What is the solution of the system below?
x + 2y = 4
y=-2x - 1
Answer:Point form is (-2,3)
Equation form is x=-2y=3
Step-by-step explanation:
How many years ago was 33 ce?
Answer:
1988 years ago
Step-by-step explanation:
2021 - 33 =
1988
Hope that helps!
Given the equation, proof it
Answer:
Step-by-step explanation:
I forgot to add the last reason is AAS (two angles one side are congruent = triangles are congruent)
S.
1.Given
2. AE = EC
3. <AEB = <CED
4. <CDE = <ABE
5. triangles congruent
R.
1. Given
2. Segment bisector theorem
3. Vertical angles theorem
4. PAI Theorem
Hope this helps!
(2/5) to the 2 power
Answer:
0.16
Step-by-step explanation:
Answer:
4/25
Step-by-step explanation:
2x2=4 5x5=25
please help me!! thank youu!!!
Answer:
24
Step-by-step explanation:
Area of a triangle
A = 1/2 bh
b=12
h=4
A= 1/2 * 12 * 4
A = 24
PLEASE HELP ME I NEED HELP PLEASE HELP
Answer:
1st question is 1:2
2nd question is 5
Step-by-step explanation:
15 times two is 30, so if you divide both 15 and 30 by 15, you get 1:2
Divide 300 and 60 and you get 5.
Answer:
1/2 5
Step-by-step explanation:
so the push ups you would divide 300 by 60 and the ratio is 1/2 because 15 plus 15 equals 30 so yea its 1/2
Determine the total surface area and volume of each figure.
The total surface area of solid is,
S = 220 m²
And, The volume of the prism is, 200 m³
We have to given that;
A solid prism is shown in figure.
Since, The surface area of a prism is,
S = (2 × Base Area) + (Base perimeter × height)
Where, "S" is the surface area of the prism.
Hence, We get;
base area = 5 x 10 = 50 m²
height = 4 m
Base Perimeter = 2 (5 + 10) = 30
Hence, We get;
S = (2 x 50) + (30 x 4)
S = 100 + 120
S = 220 m²
Since, A prism is a solid shape that is bound on all its sides by plane faces. The volume of a prism is expressed as;
V = base area × height.
Now, For given figure,
Volume of the prism = base area × height
base area = 5 x 10 = 50 m²
height = 4 m
Hence, Volume = 50 × 4 m³
= 200 m³
Thus, The volume of the prism is, 200 m³
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What the meaning of "a sequence of length n"?
In mathematics, a sequence is an ordered list of elements, often denoted by brackets or parentheses.
What the meaning of "a sequence of length n"?The term "a sequence of length n" refers to a sequence that contains a specific number of elements, where the number of elements is denoted by "n."
When the domain of a function is the set of natural numbers (N), it is called an infinite sequence. An infinite sequence can be thought of as an ordered list that continues indefinitely.
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What is the slope of the line shown below? 10 A. -6 B 6 C -2 D 2
step 1
Find the slope
we have the points
(2,2) and (-1,-4)
m=(-4-2)/(-1-2)
m=-6/-3
m=2
therefore
the answer is 2 option DIs this expression equivalent to 1.5?
15.0 / 10
15.0 (divided by) 10
Answer:
Yes it is true
Step-by-step explanation:
15/10 equals 1.5
Leon tried to solve an equation step by step.
Step-by-step explanation:
in step 2 leon made mistake
OPTION B step 2
\( \frac{1}{2} w = 30\)
\(w = 30 \times 2\)
\(w = 60\)
It is known that 25 % percent of Americans identify themselves as republican . In a random sample of n=20 Americans , what is the expected number of republicans ? It is known that 25 % percent of Americans identify themselves as republican . In a random sample of n=20 Americans , what is the standard deviation of the number of republicans ? ( Round to 2 decimal places )
Using percentages, we know that out of 20 people, 5 people that is 25% of the random sample consider themselves as republicans.
What is the percentage?A percentage is a figure or ratio stated as a fraction of 100 in mathematics.
We must divide the value by the entire value to find the percentage, and then multiply the resulting number by 100.
As an illustration, 1% of 1,000 chickens is equal to 1/100 of 1,000, or 10 birds, and 20% of the quantity is equal to 20% of 1,000, or 200.
So, we have a random sample of 20 people.
n = 20
And we also know that 25% of Americans identify themselves as republicans.
Then the number of republicans in 20 people would be:
20/100 * 25
.2 * 25
5
Therefore, using percentages, we know that out of 20 people, 5 people that is 25% of the random sample consider themselves as republicans.
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Lmkkkk pleaseeeeeeeeeee
Answer:
Step-by-step explanation:
B i guess
Use Gaussian elimination and three-digit chopping arithmetic to solve the following linear system and compare the approximation to the actual solution 58.921 + 0.0322 59.2 6.1081 5.3112 47.0 Actual solution is [1, 10]
Using Gaussian elimination with three-digit chopping arithmetic, we obtained the approximate solution of (1.017, 8.190) for the given linear system.
We can write the augmented matrix of the system as follows:
[58.9 0.03 | 59.2]
[-6.10 5.31 | 47.0]
To perform Gaussian elimination with three-digit chopping arithmetic, we will round each number to three decimal places and perform the computations using the rounded numbers.
Step 1: Round each number to three decimal places.
[58.900 0.030 | 59.200]
[-6.100 5.310 | 47.000]
Step 2: Use row operations to transform the matrix into row-echelon form.
We can eliminate the coefficient in the (2,1) position by adding 0.104 times the first row to the second row. We can then eliminate the coefficient in the (1,2) position by subtracting 0.001 times the second row from the first row.
[58.900 0.030 | 59.200]
[ 0.000 5.820 | 47.617]
Step 3: Use back-substitution to solve the system.
The system is now in upper triangular form, so we can solve it by back-substitution. We get:
5.820x₂ = 47.617
x₂ = 8.190
58.9x₁ + 0.03(8.190) = 59.2
58.9x₁ = 59.2 - 0.2457
x₁ = 1.017
The approximate solution using three-digit chopping arithmetic is (1.017, 8.190). We can compare this to the actual solution (1, 10) by computing the norm of the difference vector:
||(1.017, 8.190) - (1, 10)|| = sqrt((0.017)² + (1.810)²) ≈ 1.810
The norm of the difference vector is approximately 1.810, which indicates that the approximation is not very accurate.
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Complete question is in the image attached below
please helpppppp ! im failing this clss
Nora needs to order some new supplies for the restaurant where she works. The
restaurant needs at least 478 forks. There are currently 286 forks. If each set on sale
contains 12 forks, write and solve an inequality which can be used to determine s, the
number of sets of forks Nora could buy for the restaurant to have enough forks.
478-286=192
192/12= 16
8≤16
(you would need 16 or more)
Brett and Andy applied for the same credit card from the same bank. Brett was given a card with an APR of 12.6%. What was his monthly percentage rate? Andy was given a card with an APR of 16.2% what was his monthly percentage rate? if each of them had an average daily balance of $7,980, and had to pay a finance charge, how much more would. Andy pay than Brett?
Andy would pay $23.94 more in finance charges compared to Brett, given their respective APRs, average daily balances, and monthly percentage rates.
To calculate the monthly percentage rate (MPR) from the given annual percentage rate (APR), we divide the APR by 12.
For Brett:
APR = 12.6%
MPR = 12.6% / 12 = 1.05%
For Andy:
APR = 16.2%
MPR = 16.2% / 12 = 1.35%
Next, we can calculate the finance charge for each individual using the formula: finance charge = average daily balance * MPR.
For Brett:
Finance charge = $7,980 * 1.05% = $83.79
For Andy:
Finance charge = $7,980 * 1.35% = $107.73
To find the difference in the finance charges between Andy and Brett, we subtract Brett's finance charge from Andy's finance charge:
Difference = $107.73 - $83.79 = $23.94
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The formula for the area of a rectangle is: A = lw
How could we solve this equation
for the width, w?
The way to solve the equation for the width, w, is to divide both sides by l. The correct option is A. We want to get w by itself, so we would divide both sides by l
Area of a rectangleFrom the question, we are to determine how we can solve the given formula for area of rectangle for the width, w
The given formula is
A = lw
To solve the given equation for w, we will divide both sides of the equation by l
That is,
A/l = lw/l
So that
A/l = w
and
w = A/l
Hence, the way to solve the equation for the width, w, is to divide both sides by l. The correct option is A. We want to get w by itself, so we would divide both sides by l
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Eli had 12 goals on the season. If he played in 8 games, how many goals did he average per game? Your answer
Answer:
1.5 goals
Step-by-step explanation:
12 divided by 8= 1.5
a certain number is written on the blackboard. One student increased that number by 23, and the other decreased it by 1. It turned out that the result of the first one is 7 times greater than the result of the second one. What number was written on the blackboard?
The number written on the board will be negative 27. This can be solved by using the concept of algebra.
What is Algebra?Algebra is the study of mathematical symbols, while logic is the manipulation of those symbols.
Let x be the number.
There is a number written on the board. One student increased the number by 23. Then the first number will be
⇒ x + 23
But another student decreased the same number by 1. Then the second number will be
⇒ x - 1
The first student's result was 7 times greater than the result of the second student.
7 first number = second number
or, 7(x + 23) = x - 1
or, 7x + 161 = x - 1
or, 6x = - 162
or, x = - 27
The number written on the board will be negative 27.
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Please, help it is geometry
Answer:
WR ≈ 13.862
Step-by-step explanation:
using Pythagoras' identity in the right triangle.
the square on the hypotenuse is equal to the sum of the squares on the other 2 sides , that is
WR² + RT² = WT²
WR² + 12.1² = 18.4²
WR² + 146.41 = 338.56 ( subtract 146.41 from both sides )
WR² = 192.15 ( take the square root of both sides )
WR = \(\sqrt{192.15}\) ≈ 13.862 ( to the nearest thousandth )
Given that 4−4i is a zero, factor the following polynomial function completely. Use the Conjugate Roots Theorem, if applicable.
f(x)=x^4+4x^3−32x^2+128x+1024
Factor of the following polynomial function is (x-1)(x+7)(x-4+4i)(x-4-4i).
If 4-4i is a zero, then is its conjugate, 4+4i, as well.
Next 4-4i and 4+4i are zeros, this means that
x^4-2x^3-23x^2+248x-224=(x-4+4i)(x-4-4i)g(x), (A)
where g(x) is a degree 2 polynomial.
Since (x-4+4i)(x-4-4i)=x^2-8x+32,(A) is equivalent to
x^4-2x^3-23x^2+248x-224=(x^2-8x+32)g(x) (B)
Now dividing the LHS of (B) by x^2-8x+32 you find that g(x)=x^2+6x-7.
So,
x^4-2x^3-23x^2+248x-224=(x^2-8x+32)(x^2+6x-7) (C)
It is easy to see that x^2+6x-7=(x-1)(x+7).
Finally, you get
x^4-2x^3-23x^2+248x-224=(x-1)(x+7)(x-4+4i)(x-4-4i)
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Find PN and QP.
IMAGE ATTACHED PLS HELP
Answer:
PN: 15
QP: 15
Step-by-step explanation:
if QN is 30 and P is in the middle of N and Q then the distance from P must be 15