If Jake's bed has a length of 10 ft and a width of 1 6/8.
1) To simplify the calculation, let's turn this mixed fraction into an improper one:
\(1\frac{6}{8}\text{ =}\frac{8\cdot1+6}{8}=\frac{14}{8}=\frac{7}{4}\)This is done by keeping the denominator and performing the operations as above, then simplifying.
2)Let's assume the Jake's bed has a rectangular form so,
\(\begin{gathered} S=b\mathrm{}h \\ S=10\cdot\frac{7}{4}\text{ } \\ S=17.5ft^2 \end{gathered}\)So, the answer is :
The area of the flower bed is
Find the total in the retirement account given the following conditions:
Monthly contributions = $225
Interest rate = 4.99%
Years invested = 38
To find the total in the retirement account after 38 years of investing with monthly contributions and an interest rate of 4.99%, we can use the compound interest formula.
The formula for the future value of an investment with regular monthly contributions is given by:
FV = P * [(1 + r)^n - 1] / r
Where:
FV is the future value or the total in the retirement account.
P is the monthly contribution amount.
r is the monthly interest rate (annual interest rate divided by 12).
n is the number of monthly contributions (years invested multiplied by 12).
Let's calculate the total:
P = $225
r = 4.99% / 100 / 12 = 0.0041583 (monthly interest rate)
n = 38 * 12 = 456 (number of monthly contributions)
FV = $225 * [(1 + 0.0041583)^456 - 1] / 0.0041583
Using a financial calculator or spreadsheet, we can evaluate this expression to find the future value or total in the retirement account.
The calculated total may vary depending on the compounding frequency and rounding used.
1/2 (2x + 5) = 3/4 (x + 1) + 5/2 show your work!!:)
Answer: 0
Step-by-step explanation:
1/2(2x+5)=3/4(x+1)+5/2
distribute 1/2 to 2x and 5
distribute 3/4 to x and 1
1/4x+5/2=5/2
subtract 5/2 to 5/2
1/4=0
multiply 1/4 by the reciprocal
4/1*1/4=0*4/1
Answer= 0
(Plotting Ordered Pairs MC)
Which point represents the ordered pair (0, -3)?
-3
O Point D
E
O Point F
Previous Question
Point E
O Point G
-2
-1
3
29
1
O
-1
Ty
-2
?
H
G
D
LL
3
Question 1 (Not Answered) O
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A point that represents the ordered pair (0, -3) is: D. Point G.
What is an ordered pair?In Mathematics, an ordered pair is sometimes referred to as a coordinate and it can be defined as a pair of two (2) elements or data points that are commonly written in a fixed order within parentheses as (x, y), which represents the x-coordinate (abscissa) and the y-coordinate (ordinate) on the coordinate plane of any graph.
Based on the ordered pair (0, -3), we can logically deduce that the coordinates would be located in quadrant IV as shown in the image attached below.
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Suppose 72% of students chose to study French their freshman year, and that meant that there were 378 such students. How many students chose not to take French their freshman year?
Answer:
There were 378 students who chose to study French their freshman year. This means that 72% of the total number of students chose to study French their freshman year. Therefore, the total number of students must be 378 / 0.72 = 527.5. This means that there were 148.5 students who chose not to take French their freshman year.
Step-by-step explanation:
Tìm diện tích của mặt. Phần mặt x2+y2+z2=9 nằm bên trên mặt phẳng z=1.
If you're familiar with surface integrals, start by parameterizing the surface by the vector-valued function,
r(u, v) = 3 cos(u) sin(v) i + 3 sin(u) sin(v) j + 3 cos(v) k
with 0 ≤ u ≤ 2π and 0 ≤ v ≤ arccos(1/√8).
Then the area of the surface (I denote it by S) is
\(\displaystyle\iint_S\mathrm dA = \int_0^{2\pi}\int_0^{\arccos\left(1/\sqrt8\right)}\left\|\dfrac{\partial\mathbf r}{\partial u}\times\frac{\partial\mathbf r}{\partial v}\right\|\,\mathrm dv\,\mathrm du \\\\ = \int_0^{2\pi}\int_0^{\arccos\left(1/\sqrt8\right)}9\sin(v)\,\mathrm dv\,\mathrm du \\\\ =18\pi \int_0^{\arccos\left(1/\sqrt8\right)}\sin(v)\,\mathrm dv = \boxed{\frac{9(4-\sqrt2)\pi}2}\)
The city of Raleigh has 6000 registered voters. There are two candidates for city council in an upcoming election: Brown and Feliz. The day before the election, a telephone poll of 250 randomly selected registered voters was conducted. 100 said they'd vote for Brown, 141 said they'd vote for Feliz, and 9 were undecided. Describe the population actually represented by this survey.
Answer:
\(Brown = 2400\)
\(Feliz = 3384\)
\(Undecided = 216\)
Step-by-step explanation:
Given
\(N = 6000\) -- population
\(n = 250\) -- sample
From the sample, the proportions are:
\(B = 100\) -- Brown
\(F=141\) -- Feliz
\(U = 9\) -- undecided
Required
Describe the actual population
The actual is calculated using:
\(Actual = \frac{p}{n} * N\)
So, for Brown
\(Brown = \frac{100}{250} *6000\)
\(Brown = \frac{100*6000}{250}\)
\(Brown = \frac{600000}{250}\)
\(Brown = 2400\)
For Feliz
\(Feliz = \frac{141}{250} * 6000\)
\(Feliz = \frac{141* 6000}{250}\)
\(Feliz = \frac{846000}{250}\)
\(Feliz = 3384\)
For undecided
\(Undecided = \frac{9}{250}*6000\)
\(Undecided = \frac{9*6000}{250}\)
\(Undecided = \frac{54000}{250}\)
\(Undecided = 216\)
What type of angle measures 40 degrees
?
Answer: An acute angle
Step-by-step explanation: An acute angle is an angle that measures 89 degrees or less (Less than 90 degrees). Another way to define acute angles is any angle that is smaller than a right angle.
Ringani worked overtime to raise a total amount R30 000.00 to settle his student debt. If he has deposited R8 500.00 yearly into an account earning 7,04% interest per year compounded annually. How long, rounded to one decimal place did it took her to accumulate the total amount? A. 3.0 years B. 2.4 years C. 2.8 years D. 2.0 years
It took Ringani 2.8 years to accumulate the total amount of R30,000.00 by depositing R8,500.00 yearly into the account with a 7.04% interest rate Compounded annually.The correct answer choice is C. 2.8 years.
To determine how long it took Ringani to accumulate the total amount of R30,000.00 by depositing R8,500.00 yearly into an account with a 7.04% interest rate compounded annually, we can use the formula for compound interest:
A = P(1 + r/n)^(nt)
Where:
A is the final amount
P is the principal amount (initial deposit)
r is the interest rate (in decimal form)
n is the number of times the interest is compounded per year
t is the time in years
In this case, we have:
P = R8,500.00
A = R30,000.00
r = 7.04% = 0.0704 (in decimal form)
n = 1 (compounded annually)
We want to find the value of t.
Using the formula, we can rearrange it to solve for t:
t = (log(A/P)) / (n * log(1 + r/n))
Substituting the given values, we have:
t = (log(30,000/8,500)) / (1 * log(1 + 0.0704/1))
Calculating this using a calculator, we find that t is approximately 2.8 years.
Therefore, it took Ringani approximately 2.8 years (rounded to one decimal place) to accumulate the total amount of R30,000.00 by depositing R8,500.00 yearly into the account with a 7.04% interest rate compounded annually.
The correct answer choice is C. 2.8 years.
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Find the perimeter of a parallelogram whose base is 8cm and another side is 12cm
A parallelogram
P=2(a+b)
The answer is 64
P=2(a+b)=2·(24+8)=64
A cheetah can run at its top speed for about 25 seconds. Complete the table to represent a cheetah running at a constant speed.
Answer: For meters it is 3,000
Step-by-step explanation: Do 120 x 25= 3,000
Step-by-step explanation:
120 x 25 = 3000
270 ➗ 25 = 10.8
120 ➗ 4 = 30
3000 ➗ 25 = 120
270 ➗ 10.8 = 25
Using the graph below, what would the y-value (range) be for an x-value (domain) of -3?
By looking at the graph of the linear equation, we conclude that the y-value for x = -3, is y = -9
what would the y-value be for an x-value of -3?Here we have the graph of a linear equation. What the graph tells us is "what is the value of y for each value of x".
So, if we want to find the value of y when we have x = -3, then:
We need to find the value x = -3 on the horizontal axis.Then we move vertically upwards (or downwards, depending on the case) until we reach the graphed equation.Once we reached the graphed equation, we move horizontally until we meet the vertical axis.The value at which we meet the horizontal axis gives the value in the range related to the value in the domain from which we started.Following these steps, you should be able to see that, when x = -3, the value of y is -9
So we conclude that the y-value for x = -3, is y = -9
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Find the length and width of a rectangle that has the given perimeter and a maximum area? Perimeter: 164 meters
The request dimensions of the rectangle for maximum area are,
Length of perimeter is, \(l = 41 m . ,\)
Width of perimeter is, \(w = 41m\)
The perimeter of a shape is defined as the total length of its boundary. The perimeter of a shape is determined by adding the length of all the sides and edges enclosing the shape. It is measured in linear units of measurement like centimeters, meters, inches, or feet.
Let \(l\) and \(w\) denote the length and width of the Rectangle.
Its Perimeter is \(2(l+w)\), which is given to be, 164.
\(l+w\) = 164/2
\(l+w\) =82 (Equation-1)
Now, Area \(A\) of the Rectangle, is, given by,
\(A = lw\)
We can substitute equation-1,
\(A = l(82-l)\)
\(A = 82l-l^{2}\)
which is a function of \(l\),
So let us,
Write it as,
\(A(l) = 82l-l^{2}\) (Equation-2)
We are request to maximize \(A\).
We know that, for \(A_{max}\), \(A^{|}l\) = 0 , and \(A^{||} l\) < 0
We can equation-2,
\(A^{|}l\) = 0 ⇒ \(82-2l = 0\)
\(l = \frac{82}{2}\)
\(l = 41\)
Further,
\(A(l) = -2\) < 0, ∀\(l\) , and in particular, for \(l = 41\) , too.
Thus, \(l = 41\) gives \(A_{max}\)
Hence, the request dimensions of the rectangle for maximum area are,
\(l = 41 m . ,\) and \(w = 82 -l = 41m\)
Therefore,
The request dimensions of the rectangle for maximum area are,
Length of perimeter is, \(l = 41 m . ,\)
Width of perimeter is, \(w = 41m\)
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What would the value of X be?
Answer:
47
Step-by-step explanation:
At the neighborhood block party, Joel served 1/6 of a gallon of hot chocolate and 1/12 of a
gallon of apple cider. How much more hot chocolate than apple cider did Joel serve?
Write your answer as a fraction or as a whole or mixed number.
gallons
Answer:
1/12 gallons
Step-by-step explanation:
We can determine how much more hot chocolate than apple cider die Joe serve by subtracting 1/12 from 1/6.
Step 1: Since 1/12 has the bigger denominator and 6 * 2 = 12, let's give 1/6 the same denominator as 1/12 by multiplying the entire fraction by 2/2
(1/6) * (2/2) = 2/12
Step 2: Now we can subtract 1/12 from 2/12:
2/12 - 1/12 = 1/12
Thus, Joel served 1/12 more gallons of hot chocolate than apple cider.
Natasha goes bowling she pays $5.75 for an admission ticket and $9.25 for each round of bowling she plays the total amount of Tasha pays for admission and the number of rounds who plays is $33.50 which equation can be used to determine the number of rounds X that Natasha bowled
a.) 5.75 x + 9.25=33.50
b.) 9.25 X - 5.75= 33.50
c.) 5.75 + 9.25 X= 33.50
d.) 5.75 x - 9.25=33.50.
Evaluate the indefinite integral, using trigonometric substitution and a triangle to express the answer in terms of x.
Given the indefinite integral:
\(\int \frac{1}{(25+4x^2)^{\frac{3}{2}}}dx\text{ }\)Applying integration by trigonometric substitution:
\(\int \frac{1}{50\sec (u)}du\)\(=\frac{1}{50}\int \frac{1}{\sec (u)}du\)\(=\frac{1}{50}\int \cos (u)du\)\(=\frac{1}{50}\sin (u)\)Now we substitute into the equation u = arctan(2/5x)
\(=\frac{1}{50}\sin (\arctan (\frac{2}{5}x))\)Finally simplifying:
\(=\frac{x}{25(4x^2+25)^{\frac{1}{2}}}+\text{ C}\)What is front-end estimation and how does it work?
Answer:
The front-end estimation is a way to find the estimation of sums by rounded where you add the units and the decimal parts independently. For example
4.9 + 5.8
First, add the units, so
4 + 5 = 9
Then, the sum of the decimal parts are:
0.9 + 0.8
But 0.9 and 0.8 are closer to 1, so we can add them as:
1 + 1 = 2
Finally, the approximated answer will be:
9 + 2 = 11
This is not the exact answer but it is a good approximation.
DERIVATIVE HOMEWORK. ANSWER THE FOLLOWING QUESTION
By the product rule,
\(\dfrac{dy}{dx} = \dfrac{x-1}{x+1} \dfrac{d(7x^7-x^2)}{dx} + \dfrac{7x^7-x^2}{x+1} \dfrac{d(x-1)}{x+1} + (7x^7-x^2)(x-1) \dfrac{d\left(\frac1{x+1}\right)}{dx}\)
By the power and chain rules,
\(\dfrac{dy}{dx} = \dfrac{(x-1)(49x^6-2x)}{x+1} + \dfrac{7x^7-x^2}{x+1} - \dfrac{(7x^7-x^2)(x-1)}{(x+1)^2}\)
When \(x=1\), the first and last term vanish, and we're left with
\(\dfrac{dy}{dx}\bigg|_{x=1} = \dfrac{7 - 1}{1 + 1} = \dfrac62 = \boxed{3}\)
What's the circumference of a
circle with a diameter of 9 inches?
Use 3.14 for it.
C =
C = 2 π r
π = 3.14
2r = diameter
r = 4.5 in
C = 2 × 3.14 × 4.5
C = 28.26
Answer:
28.27433
Step-by-step explanation:
C≈28.27in Diameter
Using the formulas
C=2πr
d=2r
Solving forC
C=πd=π·9≈28.27433in Diameter
james has 375 pennies. he spends 3/5 of them and gives 1/3 of the remainder to his sister. how many pennies does he have left?
Answer:
375 * 3/5 =225
375 - 225 = 150
150 * 1/3 = 50
150 - 50 = 100
Step-by-step explanation:
If the radius of a circle is 12cm, what is the diameter of the circle? *
Answer:
24
Step-by-step explanation:
12 + 12 =24
Hah thats all i got to say lolololol
Evaluate the expression.
131 +-5
Answer:
126
Step-by-step explanation:
131 + - 5 can either be;
131 + 5 = 136
131 - 5 = 126
The question is probably asking what is 131 plus negative 5, hence the correct equation is; 131 - 5, and the correct answer is 126.
Write the ratio in fractional notation in lowest terms. 28 inches to 42 inches
28 to 42 means 28/42
We now reduce 28/42 to lowest terms.
28 ÷ 7 = 4
42 ÷ 7 = 6
We now have 4/6.
We now reduce 4/6.
4 ÷ 2 = 2
6 ÷ 2 = 3
Final answer: 2/3
pls I need the answer and explanasion
Answer:
=no of children who like oatmeal/toatal population*100%
=15/50*100%
=(1500/50)%
=30%
Step-by-step explanation:
what is that measure of
Step-by-step explanation:
Hey there!
After looking at the figure we can state that;
X + 53° = 105°. { the exterior angle is equal to the sum of adjacent interior angle}
X = 105° - 53°
Therefore, X = 52°
Hope it helps...
Which set of numbers can represent the side lengths, in centimeters, of a right triangle?
A set of numbers that can represent the side lengths, in centimeters, of a right triangle is any set that satisfies the Pythagorean theorem, where the square of the hypotenuse's length is equal to the sum of the squares of the other two sides.
A right triangle is a type of triangle that contains a 90-degree angle. According to the Pythagorean theorem, in a right triangle, the square of the length of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the lengths of the other two sides.
Let's consider a set of numbers that could represent the side lengths of a right triangle in centimeters.
One possible set could be 3 cm, 4 cm, and 5 cm.
To verify if this set forms a right triangle, we can apply the Pythagorean theorem.
Squaring the length of the shortest side, 3 cm, gives us 9. Squaring the length of the other side, 4 cm, gives us 16.
Adding these two values together gives us 25.
Finally, squaring the length of the hypotenuse, 5 cm, also gives us 25. Since both values are equal, this set of side lengths satisfies the Pythagorean theorem, and hence forms a right triangle.
It's worth mentioning that the set of side lengths forming a right triangle is not limited to just 3 cm, 4 cm, and 5 cm.
There are infinitely many such sets that can be generated by using different combinations of positive integers that satisfy the Pythagorean theorem.
These sets are known as Pythagorean triples.
Some other examples include 5 cm, 12 cm, and 13 cm, or 8 cm, 15 cm, and 17 cm.
In summary, a right triangle can have various sets of side lengths in centimeters, as long as they satisfy the Pythagorean theorem, where the square of the hypotenuse's length is equal to the sum of the squares of the other two sides.
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Help me find the answer for this question
The graphs of the functions f(x) and g(x) are attached with the answer.
What is a function?In mathematics, a function from a set X to a set Y assigns to each element of X exactly one element of Y.The set X is called the domain of the function and the set Y is called the codomain of the function.Functions whose domain are the non - negative integers, known as sequences, are often defined by recurrence relations.Given a function as \(${\displaystyle f\colon X\to Y}\) its graph is, formally, the set -\(${\displaystyle G=\{(x,f(x))\mid x\in X\}.}\)
Given are the functions f(x) and g(x).
The given functions are -
f(x) = \($100(\frac{3}{5})^{x}\)
g(x) = \($100(\frac{2}{5})^{x}\)
Refer to the graphs of the function f(x) and g(x).
Therefore, the graphs of the functions f(x) and g(x) are attached with the answer.
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Suppose Derrick is an insect enthusiast who measured the body length and weight of three insects in his backyard. His data are shown in the table.
Answer:
Step-by-step explanation:
Please help if you know it.
Answer:
\(\frac{16n^{6} }{m^{9} }\) is the answer
Step-by-step explanation:
Find the value of k, if x + 2 is a factor of 5x³ + 4x² – 3x + 2k + 1
Answer:
7.5
Step-by-step explanation:
if x+2 is the factor
suppose the equation to be f(x)
then f(-2) =0