The equivalent exponential expression of (11^5)^2 is 11^10.
We have given that,
\(\left(11^5\right)^2\)
We have to determine the equivalent exponential expression (11^5)^2.
What is the exponent rule?
\(\mathrm{Apply\:exponent\:rule}:\quad \left(a^b\right)^c=a^{bc},\:\quad \:a\ge 0\)
Therefore we get,
\(=11^{5\cdot \:2}\)
\(\mathrm{Multiply\:the\:numbers:}\:5\cdot \:2=10\)
\(=11^{10}\)
Therefore the equivalent exponential expression of (11^5)^2 is 11^10.
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The length of a rectangle is four more than triple the width. If the perimeter is 144 inches, find the dimensions.
The length of a rectangle is 55 inches and the width of the rectangle is 17 inches
Given that The length of a rectangle is four more than triple the width. If the perimeter is 144 inches and asked to find the dimensions of the rectangle
Length of a rectangle = 4 + triple the width
Let's assume the length of a rectangle is "l" and the width is "b"
l= 4 + 3b
perimeter of rectangle =2 ( l +b )
perimeter of rectangle = 2 ( 4 +3b +b)
perimeter of rectangle = 2 ( 4 + 4b )
Given that perimeter of rectangle = 144 inches
144 inches = 2 ( 4 + 4b )
72 inches = 4 + 4b
b= 17 inches
l= 4 + 3b
l=4+51
l=55 inches
Therefore the dimensions of rectangle are 55 inches and 17 inches
Hence,The length of a rectangle is 55 inches and the width of the rectangle is 17 inches.
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simplify [Xn (X'nY)]'.
Answer:
(X'U'Y) + (XUY')
Step-by-step explanation:
Starting with [Xn(X'nY)]', we can use De Morgan's laws to simplify the expression:
[Xn(X'nY)]' = (Xn)' + (X'nY)'
Recall that Xn represents the logical operator "and", while X' represents "not X". Using these definitions, we can expand the expression:
(Xn)' + (X'nY)' = (X'U'Y) + (XUY')
where U represents the logical operator "or".
Therefore, [Xn(X'nY)]' simplifies to (X'U'Y) + (XUY').
HELP PLEASE! Which reason is the justification for the statement that angle A ≅ angle B?
A) Vertical angles are congruent.
B) Linear angles are equal.
C) Intersecting lines form opposing angles.
D) Lines intersect at one point.
How can you determine the measure of an angle if you know the opposite side of the angle and the hypotenuse?
Answer:
Use sine rule.
Explanation:
\(\begin{tabular}{|c|c|c|c|} \cline{1-2} \multicolumn{2}{|c|}{\bf {SOH CAH TOA Formula's}} \\ \cline{1-2} \cline{1-2} \rm{sine rule} & sin(\theta) \sf = opposite/hypotenuse \\ \cline{1-2} \rm{cosine rule} & cos(\theta) \sf = adjacent/hypotenuse \\\cline{1-2} \rm{tan rule} & tan(\theta) \sf = opposite/adjacent \\ \cline{1-2}\end{tabular}\)
If opposite side of an angle and hypotenuse is given.
Use sine rule: sin(θ) = opposite/hypotenuse
For example:
Given that opposite of the angle is 10 cm and hypotenuse is 20 cm.
To find the angle:
sin(θ) = 10/20
θ = sin⁻¹(10/20)
θ = sin⁻¹(1/2)
θ = 30°
Several ways
You can use sin directly
As
sinØ=Opposite/HypotenuseThen you can find Ø from it
Otherwise
You may find adjacent using Pythagorean theorem
Then you can use cos
cosØ=Adjacent/HypotenuseYou may use tan even
tanØ=Opposite/AdjacentPaolo is buying salad and pizza for a company lunch. Suppose that a bowl of salad costs $5.00, and slice of costs $2.00.Let E be the amount in dollars that Paolo spends on salad and pizza. If Paolo buys S bowls of salad and P slices of pizza, then the total amount of money he spends E can be represented by the equation _____.Now rearrange the equation you wrote above so that P is written in terms of E and S. The quantity of pizza he buys can be represented by the equation _____.Suppose Paolo has $40.00 to spend on salad and pizza; that is E = $40.00Complete the following table with values of S or P that make the equation true.To complete the first row, determine the number of pizza slices Paolo can purchase with $40.00, when the number of salad bowls he purchases is 0.Budget (Dollars) Salad (Bowls) Pizza (Slice)40.00 0 _____40.00 4 _____40.00 _____ 0
Answer:
E=5S+2PP=0.5(E-5S)\(\left|\begin{array}{c|c|c}$Budget (Dollars)& $Salad (Bowls) &$Pizza (Slice)\\40.00&0&20\\40.00&4&10\\40.00&8&0\end{array}\right|\)
Step-by-step explanation:
Cost of a bowl of salad = $5.00
Cost of a slice of pizza = $2.00
If Paolo buys S bowls of salad and P slices of pizza, then the total amount of money he spends E can be represented by the equation:
E=5S+2PNext, we make P the subject of the equation above.
2P=E-5S
\(P=\dfrac{E-5S}{2} \\P=0.5(E-5S)\)
Therefore, The quantity of pizza he buys can be represented by the equation:
P=0.5(E-5S)When E=$40, we are required to complete the table below.
\(\left|\begin{array}{c|c|c}$Budget (Dollars)& $Salad (Bowls) &$Pizza (Slice)\\40.00&0&\\40.00&4&\\40.00&&0\end{array}\right|\)
When S=0, E=$40
From P=0.5(E-5S)
P=0.5(40-5(0))=20
When S=4, E=$40
P=0.5(40-5(4))
=0.5(40-20)
=0.5*20
=10
When P=0, E=$40
P=0.5(E-5S)
0=0.5(40-5S)
40-5S=0
5S=40
S=8
Therefore, the completed table is:
\(\left|\begin{array}{c|c|c}$Budget (Dollars)& $Salad (Bowls) &$Pizza (Slice)\\40.00&0&20\\40.00&4&10\\40.00&8&0\end{array}\right|\)
Evaluate 3 + 11t - 9u when t=9 and u=11
Answer:
3
Step-by-step explanation:
given
3 + 11t - 9u
if t = 9, and u = 11, substitute these numbers into the equation:
3 + 11(9) - 9(11)
= 3 + 99 - 99
= 3
Answer: 3
Step-by-step explanation:
3+11t-9u=3+11(9)-9(11)
=3+99-99
=102-99
=3
Suppose a 99% confidence interval for the mean weight of high school girls in pounds is (102.3, 106.5). If we had measured the weights of each of the girls in kilograms (2.2 pounds = 1 kilogram) then the confidence interval for the mean weight of high school girls in kilograms would have been
Answer:
The confidence interval for the mean weight of high school girls in kilograms would have been would have been (46.5, 48.41).
Step-by-step explanation:
To find the interval, we can just make the conversion of the values from pounds to kilograms.
Each kilogram has 2.2 pounds. So, to realize the conversion from pounds to kilograms, we divide by 2.2.
Confidence interval: (102.3 pounds, 106.5 pounds).
102.3 pounds = 102.3/2.2 = 46.5 kilograms
106.5 pounds = 106.5/2.2 = 48.41 kilograms
The confidence interval for the mean weight of high school girls in kilograms would have been would have been (46.5, 48.41).
Decide whether it would be more convenient to solve the system of equations by substitution or elimination.
{−2x/3−15y=−6, 10x−6y=−4
Select the correct answer below:
elimination
substitution
Answer:
I would use elimination in this scenario. Because in both equations there is a coefficient on both variables, it would be difficult to isolate one variable and would leave the equation as a fraction. Instead, use elimination. Multiply the first equation by -15, which changes it to 10x + 225y = -90, and then subtract the second equation, thus cancelling out the 10x's and letting you solve for Y. Hope this helps!
30x–100y=3,000 find where the x and y intercept
Answer:
Slope = -0.020/2.000 = -0.010
x-intercept = 3000/1 = 3000.00000
y-intercept = 3000/100 = 30
Step-by-step explanation:
I think
The group of individuals fitting a description is the _____
A.census
B.sample
C.parameter
D.population
The group of individuals fitting a description is called option D: Population, this is because, in statistics, a population is seen as am entire group of individuals, items, or elements that tends to have or share a common characteristics.
What is population?The term "population" describes the complete group of people or things that you are interested in investigating. It is the group of individuals or thing(s) about which you are attempting to draw conclusions.
There are infinite and finite populations. A population with a set quantity of people or things is said to be finite. An endless population is one that has an infinite amount of people or things.
Therefore, the correct option is D
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See full text below
A group of individuals fitting a description is the _____
Which of the term below fit the description above.
A.census
B.sample
C.parameter
D.population
what should be subtracted from 7/12+7/8 to obtain the multiplicated inverse of (4/3-4/9)
To find the subtracted value, we need to calculate the multiplicative inverse of (4/3 - 4/9) and then subtract it from the sum of 7/12 and 7/8.
First, let's find the multiplicative inverse of (4/3 - 4/9):
Multiplicative inverse = 1 / (4/3 - 4/9)
To simplify the expression, we need a common denominator:
Multiplicative inverse = 1 / ((12/9) - (4/9))
= 1 / (8/9)
= 9/8
Now, we need to subtract the multiplicative inverse from the sum of 7/12 and 7/8:
Subtracted value = (7/12 + 7/8) - (9/8)
To perform this calculation, we need a common denominator:
Subtracted value = (7/12 * 2/2 + 7/8 * 3/3) - (9/8)
= (14/24 + 21/24) - (9/8)
= 35/24 - 9/8
To simplify further, we need a common denominator:
Subtracted value = (35/24 * 1/1) - (9/8 * 3/3)
= 35/24 - 27/24
= 8/24
= 1/3
Therefore, subtracting 1/3 from the sum of 7/12 and 7/8 will give you the multiplicative inverse of (4/3 - 4/9).
What is the solution to the equation x2 + 2x = 12?
Step-by-step explanation:
The solution would be 6
What is the vertex of the absolute value function below?
O (4,-1)
O (1.4)
O (1.4)
O (4.1)
Answer:
The vertex is where the lines create a point. Which would make the answer (4,-1)
Step-by-step explanation:
The vertex is where the lines create a point. Which would make the answer (4,-1).
The solution is : (4,-1) is the vertex of the absolute value function below.
What is vertex?In geometry, a vertex is a point where two or more curves, lines, or edges meet. As a consequence of this definition, the point where two lines meet to form an angle and the corners of polygons and polyhedra are vertices.
here, we have,
A vertex is an inflection point where a function changes its direction.
So, to answer this question, we have to find that inflection point where the absolute functions returns.
If you observe the given graph, you will see that such inflection point is at (4,-1).
That means the vertex is located in that position.
Therefore, the right answer is provided by the first choice. (4,-1) is the vertex of the absolute value function below.
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lydia has money in two savings accounts one rate is 8% and the other is 12% if she has $350 more in 12% account and the total interest is $336 how much is invested in each savings account
The required amount invested in accounts with 8% and 12% are $1470 and $1820 respectively.
What are equation models?The equation model is defined as the model of the given situation in the form of an equation using variables and constants.
Here,
Lydia has money in two savings accounts one rate is 8% and the other is 12% and the total interest is $336. Let the amount invest in accounts be x and y respectively.
According to the question,
0.08x + 0.12y = 336 - - - - - -(1)
Again,
she has $350 more in 12% account
y = x + 350 - - - - - -(2)
Put y in equation 1,
0.08x + 0.12[x + 350] =336
0.08x + 0.12x + 42 = 336
0.20x = 336 - 42
x = 294/0.20
x = $1470
Now
y = 1470 + 350
y = $1820
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amy borrowed money from the lending company at 6% interest if she paid an interest of php450.00 after 19months how much money did she borrow
Answer:
She borrowed php4737.00.
Step-by-step explanation:
This is a simple interest problem.
The simple interest formula is given by:
\(E = P*I*t\)
In which E is the amount of interest earned, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time.
After t years, the total amount of money is:
\(T = E + P\)
6% interest:
This means that \(I = 0.06\)
19 months:
An year has 12 months, so \(t = \frac{19}{12} = 1.5833\)
She paid an interest of php 450. How much money did she borrow
This is P when \(E = 450\). So
\(E = P*I*t\)
\(450 = P*0.06*1.5833\)
\(P = \frac{450}{0.06*1.5833}\)
\(P = 4737\)
She borrowed php4737.00.
What is the slope of the line
Answer:
3/4
Step-by-step explanation:
Joe Levi bought a home in Arlington, Texas, for $140,000. He put down 20% and obtained a mortgage for 30 years at 51%. (Use
Table 15.1)
a. What is Joe's monthly payment?
Note: Do not round intermediate calculations. Round your answer to the nearest cent.
Monthly payment
b. What is the total interest cost of the loan?
Note: Use 360 days a year. Do not round intermediate calculations. Round your answer to the nearest cent.
Total interest cost
Joe's monthly payment is $581.87, and the total interest cost of the loan is $110,675.20.
To calculate Joe's monthly payment, we can use the formula for a fixed-rate mortgage:
Monthly Payment = Loan Amount × Monthly Interest Rate / (1 - (1 + Monthly Interest Rate)^(-Number of Payments))
First, we need to calculate the loan amount. Since Joe put down 20%, the loan amount will be 80% of the home price:
Loan Amount = $140,000 × 0.8 = $112,000
Next, we need to calculate the monthly interest rate. The annual interest rate is 5.1%, so the monthly interest rate will be:
Monthly Interest Rate = Annual Interest Rate / 12 = 0.051 / 12 = 0.00425
Now, we calculate the number of payments. Joe obtained a mortgage for 30 years, which is equivalent to 30 × 12 = 360 monthly payments.
Using these values, we can calculate Joe's monthly payment:
Monthly Payment = $112,000 × 0.00425 / (1 - (1 + 0.00425)^(-360))
Using a financial calculator or spreadsheet software, we can evaluate this expression and find Joe's monthly payment to be approximately $581.87 (rounded to the nearest cent).
To calculate the total interest cost of the loan, we can subtract the loan amount from the total payments made over the 30-year period.
Total Interest Cost = (Monthly Payment × Number of Payments) - Loan Amount
Total Interest Cost = ($581.87 × 360) - $112,000
Using a financial calculator or spreadsheet software, we can evaluate this expression and find the total interest cost of the loan to be approximately $110,675.20 (rounded to the nearest cent).
Therefore, Joe's monthly payment is $581.87, and the total interest cost of the loan is $110,675.20.
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Leo is building a model
Answer:
yha bro its not a a complete sentence if thats what your looking for
Step-by-step explanation:
Select the correct answer from each drop-down menu.
The area of the shaded square is
square inches. The length of the unshaded rectangle is
inches.
The estimated value of the length of the shaded square is
inches. The estimated value of the area of the unshaded rectangle is
square inches.
The completed statement with regards to the area of the square and the rectangle are;
The estimated value of the length of the shaded square is 5·√5 inches. The estimated value of the area of the unshaded rectangle is 175 square inches.
What is the area of a square?The area of a square is the product of the side lengths which are congruent, therefore;
Area of a square = Side length, s × Side length, s = s²
The possible figure in the question includes;
A shaded square that is 125 square inches
An adjacent unshaded rectangle, that share a side with the square that has a side length of 7·√5 inches
Please find attached the possible drawing of the figure in the question, (not drawn to scale) obtained from a similar question posted online, created with MS Word.
Therefore;
The side length of the square = √(125) inches = 5·√5 inches
The estimated value of the side length of the square is; 5·√5 inches
The area of a rectangle = Length × Width
The length of the rectangle = 7·√5 inches
The width of the rectangle = 5·√5 inches
Therefore;
The area of the unshaded rectangle, therefore is; 5·√5 × 7·√5 = 175
The estimated area of the unshaded rectangle is 175 square inches
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What is -3/8 as a decimal
Answer:
-0.375
All you do is divide the two numbers (-3 divided by 8)
Answer:
-0.375
Step-by-step explanation:
(❁´◡`❁)
Use a Venn diagram to find the greatest common factor of 12 and 30.
The GCF is?
Exercise 2
2. Jaxon test-drives cars for a car company. Part of his job is to test the cruise control on a testing course. On
his last test drive, Jaxon set the cruise control at 48 miles/hour and drove for 2 hours, How many miles did
Jaxon drive?
||help me answer this I’m failing class||
Answer:
The correct answer is 96 miles!!
Step-by-step explanation:
Jaxon drove 96 miles
Sense Jaxon was driving at the constant rate of 48 miles per hour for two hours you would do the equation 48 x 2 = 96.
Hope this helps!!
Adama rolls a die with faces labeled 1 through 10. If he rolls the die 40 times how many times would he expect it to land on a number less than 10?
Adama can expect the die to land on a number less than 10 about 36 times in 40 rolls.
What is probability?Probability refers to potential. A random event's occurrence is the subject of this area of mathematics. The range of the value is 0 to 1. Mathematics has incorporated probability to forecast the likelihood of various events. The degree to which something is likely to happen is essentially what probability means.
The die has 10 faces, with numbers 1 through 10, but we are interested in the number of times it will land on a number less than 10. That means, there are 9 possible outcomes for each roll to be less than 10.
The expected number of times the die will land on a number less than 10 can be calculated by multiplying the probability of getting a number less than 10 on each roll by the total number of rolls.
The probability of getting a number less than 10 on each roll is 9/10, since there are 9 faces with numbers less than 10 out of the total of 10 faces.
Therefore, the expected number of times the die will land on a number less than 10 is:
E = (9/10) x 40 = 36
Therefore, Adama can expect the die to land on a number less than 10 about 36 times in 40 rolls.
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☆ 36 times.
— your in college ? im in seventh grade and got this question !
John bought a car for $65.000. If the value depreciates by 8% each year,how much will the car be worth at the end of two years?
Answer:
$546000
Step-by-step explanation:
($65000×8%)(2)
A machine fill bags with cement. Assume the actual masses of the bags have a normal distribution. If the standard deviation of the amount dispensed is 1.1 lb and the mean is set to 50 lb. What proportion of bags have a mass more than 50.4 lb? (2 p
Answer:
0.35808
Step-by-step explanation:
Given a normal distribution :
Mean (m) = 50 lb
Standard deviation (σ) = 1.1 lb
Proportion of bags with mass more than 50.4 lbs
X : X > 50.4 lbs
Using the Zscore relation :
Zscore = (x - m) / σ
Zscore = (50.4 - 50) / 1.1
Zscore = (0.4) / 1.1
Zscore = 0.3636363
P(Z > 0.3636) = 1 - P(Z < 0.3636)
P(Z < 0.3636) = 0.64192
1 - P(Z < 0.3636) = 1 - 0.64192 = 0.35808
Consider the following results for two independent random samples taken from two populations.
Sample 1 Sample 2
n1=50 n2=35
x¯1=13.6 x¯2=11.6
σ1=2.2 σ2=3.0
Required:
a. What is the point estimate of the difference between the two population means?
b. Provide a 90% confidence interval for the difference between the two population means.
c. Provide a 95% confidence interval for the difference between the two population means.
Answer:
a. 2
b. The 90% confidence interval for the difference between the two population means is (1.02, 2.98).
c. The 95% confidence interval for the difference between the two population means is (0.83, 3.17).
Step-by-step explanation:
Before solving this question, we need to understand the central limit theorem and the subtraction of normal variables.
Central Limit Theorem
The Central Limit Theorem establishes that, for a normally distributed random variable X, with mean \(\mu\) and standard deviation \(\sigma\), the sampling distribution of the sample means with size n can be approximated to a normal distribution with mean \(\mu\) and standard deviation \(s = \frac{\sigma}{\sqrt{n}}\).
For a skewed variable, the Central Limit Theorem can also be applied, as long as n is at least 30.
Subtraction between normal variables:
When two normal variables are subtracted, the mean is the difference of the means, while the standard deviation is the square root of the sum of the variances.
Sample 1:
\(\mu_1 = 13.6, s_1 = \frac{2.2}{\sqrt{50}} = 0.3111\)
Sample 2:
\(\mu_2 = 11.6, s_2 = \frac{3}{\sqrt{35}} = 0.5071\)
Distribution of the difference:
\(\mu = \mu_1 - \mu_2 = 13.6 - 11.6 = 2\)
\(s = \sqrt{s_1^2+s_2^2} = \sqrt{0.3111^2+0.5071^2} = 0.595\)
a. What is the point estimate of the difference between the two population means?
Sample difference, so \(\mu = 2\)
b. Provide a 90% confidence interval for the difference between the two population means.
We have that to find our \(\alpha\) level, that is the subtraction of 1 by the confidence interval divided by 2. So:
\(\alpha = \frac{1 - 0.9}{2} = 0.05\)
Now, we have to find z in the Z-table as such z has a p-value of \(1 - \alpha\).
That is z with a pvalue of \(1 - 0.05 = 0.95\), so Z = 1.645.
The margin of error is:
\(M = zs = 1.645(0.595) = 0.98\)
The lower end of the interval is the sample mean subtracted by M. So it is 2 - 0.98 = 1.02
The upper end of the interval is the sample mean added to M. So it is 2 + 0.98 = 2.98
The 90% confidence interval for the difference between the two population means is (1.02, 2.98).
c. Provide a 95% confidence interval for the difference between the two population means.
Following the same logic as b., we have that \(Z = 1.96\). So
\(M = zs = 1.96(0.595) = 1.17\)
The lower end of the interval is the sample mean subtracted by M. So it is 2 - 1.17 = 0.83
The upper end of the interval is the sample mean added to M. So it is 2 + 1.17 = 3.17
The 95% confidence interval for the difference between the two population means is (0.83, 3.17).
What’s the quotient of 5 divided into 68
Answer:
13.6
Step-by-step explanation:
5 divided into 68 is basically the same thing as 68 divided by 5.
68/5 is equal to 13.6
Simplify the variable expression by evaluating its numerical part, and enter
your answer below.
(48-17) - w
Answer here
SUBMIY
The simplified version of the expression would be 31-w
The numerical part of the expression given is :
48-17Simplifying using Subtraction operation:
48-17 = 31Adding the alphabetical part :
31 - wTherefore, the simplified form of the expression is 31-w.
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A point in the table for the transformed function is
Answer:
linear function
Step-by-step explanation:
straight line then add up
Determine whether the data described in the tables is best modeled by a linear function or an exponential function.
Answer:
Electric car = Exponential function (decreasing cost)
Gasoline car = Exponential function (increasing cost)
Step-by-step explanation:
The given data the Electric car, we have;
Time (years) \({}\) Cost (thousands of dollars)
0 \({}\) 35
5 \({}\) 27
10 \({}\) 21
15 \({}\) 16
20 \({}\) 12.5
The difference between successive term is such that each term decreases by approximately the same percentage given as follows
1st and 2nd term (35 - 27)/35 × 100 ≈ 22.8571% decrease
2nd and 3rd term (27 - 21)/27 × 100 ≈ 22.222% decrease
3rd and 4th term (21 - 16)/21 × 100 ≈ 23.81% decrease
4th and 5th term (16 - 12.5)/16 × 100 ≈ 21.875% decrease
Therefore. the electric car is best approximated by exponential function
The given data the Gasoline car, we have;
Time (years) \({}\) Cost (thousands of dollars)
0 \({}\) 35
5 \({}\) 40.2
10 \({}\) 46.3
15 \({}\) 53.2
20 \({}\) 61.2
The difference between successive term is such that each term increases by approximately the same percentage given as follows
1st and 2nd term (40.2 - 35)/35 × 100 ≈ 14.857% decrease
2nd and 3rd term (46.3 - 40.2)/40.2 × 100 ≈ 15.174% decrease
3rd and 4th term (53.2 - 46.3)/46.3× 100 ≈ 14.9% decrease
4th and 5th term (61.2 - 53.2)/53.2× 100 ≈ 15.03% decrease
Therefore. the Gasoline car is best approximated by exponential function