5.75 to 1 decimal place​

Answer:

The answer you're looking for is 1470.

Step-by-step explanation:

The method I used was PEMDAS

Since there was no parenthesis, I simplified the exponents.

2.130 x 10³ - 6.6 x 10² = ?
2.130 x 1000 - 6.6 x 100 = ?

After that, I multiplied all terms next to each other.

2.130 x 1000 - 6.6 x 100 = ?
2130 - 660 = ?

The final step I did was to subtract the two final terms and ended up with 1470 as my final answer.

1470 = ?

I hope this was helpful!

Answer: 3.9 foot

Step-by-step explanation: because if u convert it, that's the answer

Answer: It would be 1 foot because there are 3 feet in every yard and 1/3 of 3 is 1

Step-by-step explanation: hope it helps if its right can I have Brainly?

Original number = $\frac{3}{4}$. The original number expressed as a common fraction is $\frac{3}{4}$.

1. Reciprocal: This is the result of switching the numerator and denominator of a fraction (or dividing 1 by a whole number).
2. Original number: This is the number we're trying to find.
3. Common fraction: This is a fraction where the numerator and denominator are both integers (whole numbers).

Step 1: Set up the equation using the given information.

One more than the reciprocal of the original number is $\frac{7}{3}$. We can express this as an equation:

Reciprocal of the original number + 1 = $\frac{7}{3}$

Step 2: Solve for the reciprocal of the original number.

Reciprocal of the original number = $\frac{7}{3}$ - 1

Step 3: Simplify the equation.

Reciprocal of the original number = $\frac{7}{3}$ - $\frac{3}{3}$

Reciprocal of the original number = $\frac{4}{3}$

Step 4: Find the original number.

Since we have the reciprocal of the original number, we can find the original number by taking the reciprocal of this value:

Original number = $\frac{1}{(\frac{4}{3})}$

Step 5: Simplify the expression.

Original number = $\frac{1}{1} \times \frac{3}{4}$

Original number = $\frac{3}{4}$

The original number expressed as a common fraction is $\frac{3}{4}$.

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Answer:

Below

Step-by-step explanation:

Domain    'x' can be any value except 10 <====which would make the denominator = 0 which is not allowed

   (-∞, 10 )  U (10 , +∞)

Range :   horizontal asymptote    the degree of the numerator and the denominator is the same : 1     so the horizontal asymptote will be

          3 / -1 = -3    ( The coefficients of 'x' in the num and den)

   the vertical asymptote occurs at x = 10 ...then the value of y goes to + inf

        so range is   ( -3, +∞)

Inverse Does exist , switch x's and y's in the original equation

   x = (3y+1) / (10-y)     now solve for   y

     and you will get  f^-1 (x) = (10x-4) / (x+3)

Here is graph of f(x) , f^-1(x)   and  x=y :

We need to survey at least 67 parents who have recently thrown a birthday party for their child to estimate the average spending with a 99% confidence level and a margin of error of $10, assuming the population standard deviation is approximately $50

To determine the sample size needed to estimate how much parents spend on their kids' birthday parties, we can use the formula:

n = (zα/2 * σ / E)²

where:
n = sample size
zα/2 = z-score for the desired confidence level (99% confidence corresponds to z-score of 2.576)
σ = population standard deviation (given as approximately $X)
E = margin of error (given as $10)

Substituting the values given, we get:

n = (2.576 * X / 10)²

Since we don't know the value of X, we cannot compute the exact sample size. However, we can estimate the sample size by assuming a reasonable value for X. For example, if we assume X = $50, then:

n = (2.576 * 50 / 10)²= 66.57

To estimate how much parents spend on their kids' birthday parties with a 99% confidence level and a margin of error of $10, we need to determine the sample size. Using the formula for sample size, we can estimate that we would need at least 67 parents to participate in the study assuming the population standard deviation is approximately $50. This means that we need to randomly select and survey 67 parents who have recently thrown a birthday party for their child to obtain an estimate of the average spending.


In summary, we need to survey at least 67 parents who have recently thrown a birthday party for their child to estimate the average spending with a 99% confidence level and a margin of error of $10, assuming the population standard deviation is approximately $50. However, if the population standard deviation is higher than this assumption, we would need a larger sample size to obtain a more accurate estimate.

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The problem describes a multivariate setting with a random vector XPx1 and assumes that a factor model holds for the vector X. The objective is to estimate matrix L using principal component analysis (PCA) and provide a measure of closeness.

In this problem, we have a random vector XPx1, and it is given that a factor model holds for X. A factor model represents the relationship between observed variables and unobserved factors. Let's assume that X follows a factor model: X = LF + e, where L is a Pxk matrix representing the factor loadings, F is a kx1 vector of unobserved factors, and e is a Px1 vector of random error terms.

To estimate the matrix L, we can use principal component analysis (PCA). PCA is a dimensionality reduction technique that identifies the most important features or components in a dataset. It can help us uncover the underlying structure of the observed variables. By applying PCA to the data matrix X, we can obtain the principal components, which are linear combinations of the original variables.

To estimate L, we need to identify the factor loadings from the principal components. This can be done by considering the eigenvectors associated with the largest eigenvalues of the covariance matrix of X. The eigenvectors corresponding to the dominant eigenvalues represent the directions in which the data varies the most.

Once we have obtained the factor loadings, we can use them to estimate L. The matrix L can be estimated by multiplying the factor loadings with the square root of the diagonal matrix of the eigenvalues.

As for the measure of closeness, it is not explicitly defined in the problem. However, a common measure to assess the quality of the factor model estimation is the proportion of the total variance explained by the estimated factors. This measure, often referred to as the cumulative explained variance, indicates how much of the observed variability in the data can be accounted for by the estimated factors. A higher proportion implies a better fit of the factor model to the data.

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The fraction of the cookies do they still need to made after Cameron and Lindsey made 80 cookies is 1/2.

Fractions are referred to as the components of a whole in mathematics. A single thing or a collection of objects might be the entire. When we cut a slice of cake in real life from the entire cake, the part represents the percent of the cake. The word "fraction" is derived from Roman. "Fractus" means "broken" in Latin.

The fraction was expressed verbally in earlier times. It was afterwards presented in numerical form. A piece or sector of any quantity is another name for the fraction.

Total cookies to be made is 160

Out of which Cameron made 2/5 of the cookies so,

2/5 x 160 = 64 cookies are made by Cameron

Lindsey made 16 cookies

So total cookies that still need to be made is,

= 160 - (64 + 16) = 80

The fraction of cookies still need to made is 80/160 = 1/2 .

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the double integral of the given surface using the provided terms:  the answer is 68.

Given surface: z = 4 - 2x, with the domain 0 ≤ x ≤ 2 and 0 ≤ y ≤ 2.

Step 1: Calculate the partial derivatives of the surface with respect to x and y.
∂z/∂x = -2
∂z/∂y = 0

Step 2: Calculate the magnitude of the gradient vector of the surface (|∇z|).
|∇z| = √((-2)^2 + (0)^2) = 2

Step 3: Calculate the double integral using symbolic notation and fractions.
∬_D (17 * 2) dA = 34 * ∬_D dA

Step 4: Evaluate the double integral over the given domain.
34 * ∫(from 0 to 2)∫(from 0 to 2) dy dx = 34 * ∫(from 0 to 2)[y] (from 0 to 2) dx = 34 * ∫(from 0 to 2) 2 dx

Step 5: Calculate the final result.
34 * [x] (from 0 to 2) = 34 * (2 - 0) = 68

So, the answer is 68.

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a) It would take Anya approximately 4 years to accumulate $40,000 with an annual interest rate of 12%. b) Anya must earn an annual rate of return of approximately 12.6% to save $40,000 in 3 years.

a) To calculate the number of years it would take Anya to accumulate $40,000, we can use the future value formula for compound interest:

Future Value = Present Value * (1 + interest rate)ⁿ

Where:

Future Value = $40,000

Present Value = $25,000

Interest rate = 12% = 0.12

n = number of years

Substituting the given values into the formula, we have:

$40,000 = $25,000 * (1 + 0.12)ⁿ

Dividing both sides of the equation by $25,000, we get:

(1 + 0.12)ⁿ = 40,000 / 25,000

(1.12)ⁿ = 1.6

To solve for n, we can take the logarithm of both sides of the equation:

n * log(1.12) = log(1.6)

Using a calculator, we find that log(1.12) ≈ 0.0492 and log(1.6) ≈ 0.2041. Therefore:

n * 0.0492 = 0.2041

n = 0.2041 / 0.0492 ≈ 4.15

b) To calculate the required rate of return for Anya to save $40,000 in just 3 years, we can rearrange the future value formula:

Future Value = Present Value * (1 + interest rate)ⁿ

$40,000 = $25,000 * (1 + interest rate)³

Dividing both sides of the equation by $25,000, we have:

(1 + interest rate)³ = 40,000 / 25,000

(1 + interest rate)³ = 1.6

Taking the cube root of both sides of the equation:

1 + interest rate = ∛1.6

Subtracting 1 from both sides, we get:

interest rate = ∛1.6 - 1

Using a calculator, we find that ∛1.6 ≈ 1.126. Therefore:

interest rate = 1.126 - 1 ≈ 0.126

To express the interest rate as a percentage, we multiply by 100:

interest rate = 0.126 * 100 = 12.6%

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Answer:

-3x²-6x+17

Step-by-step explanation:

P(x)+Q(x)

(4x²+6x-9)+(-7x²-12x+8)

4x²+6x+9-7x²-12x+8

(4x²-7x²)+(6x-12x)+(9+8)

-3x²-6x+17

The solution to the literal equation is y = x - 2.

To solve inequality in y, we need a number such that the assertion holds if we replace y with that number. Isolating the variable on one side of the inequality and leaving the other terms constant is the first step in resolving the inequality.

From the given information:

4x + 1 = 9 + 4y

To solve for y, we have to switch the sides:

9 + 4y = 4x + 1

Subtract 9 from both sides

9 - 9 + 4y = 4x + 1 - 9

4y = 4x - 8

Divide both sides by 4

\(\dfrac{4y}{4}= \dfrac{4x}{4}-\dfrac{8}{4}\)

y = x - 2

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Answer:

that will be 10?

Step-by-step explanation:

Answer:

5+5=10 is right

Step-by-step explanation:

please mark me brainliest

Answer:

Smallest number = 3500

Step-by-step explanation:

Rounding of numbers involve replacing numbers with simpler numbers. In order to round a number to the nearest thousand, the last 3 digits of the number should be considered. If the last 3 digits are less than 500, the number is rounded down(the thousand figure is unaffected), but if the last 3 digits are greater or equal to 500, the number is rounded up.

In this case, Yuri is thinking of a 4-digit whole number and he rounds his number to the nearest thousand. Since his answer is 4000, the smallest number yuri could be thinking of would be 3500 and the highest number he could be thinking of is 4499.

Thus, the smallest number Yuri could be thinking of is 3500

Answer:

x = -10

Step-by-step explanation:

Subtract 4x on both sides

4x-7 = 8x+33

(4x-7)-4x = (8x+33)-4x

-7 = 4x+33

Subtract 33 on both sides

-7 = 4x+33

-7-33 = (4x+33)-33

-40 = 4x

Divide both sides by 4

-40 = 4x

-40/4 = 4x/4

-10 = x

Therefore, x=-10

Step-by-step explanation:

4x-7=8x+33

-7-33=8x-4x

-40= 4x

Divide both sides by 4

-10=x

Answer:

\( {f}^{ - 1}(0) = 6\)

Step-by-step explanation:

When trying to solve for inverses, we are given a y value in place of an x value. Thus we are solving for the x value which the given y value corresponds to.

Answer:

1.) 27a^11 + 18a^9 -72a^7

2.) 6p^4q^3 - 10p^3q + 4p^2q3

Step-by-step explanation:

1.) Distribute and do the math

-9a^5 x (-3a^6) - 9a^5 X (-2a^4) - 9a^5 x 8a^2

27a^11 + 18a^9 -72a^7

2.)  Distribute and do the math

2pq^2q x 3p^2q^2 - sp^2q x 5p + 2p^2q x 2q^2

6p^4q^3 - 10p^3q + 4p^2q3

The estimation of the equation 1/6 + 5/6  is 1 (option C).

For rounding a fraction to the nearest whole number, use the "rounding half up" rule if necessary.

To estimate the solution for the equation 1/6 + 5/6, we can round each fraction to the nearest whole number.

The fraction 1/6 is closer to 0 than it is to 1, so we will round it to 0.

The fraction 5/6 is closer to 1 than it is to 0, so we will round it to 1.

Now we can estimate the solution for the equation as follows:

0 + 1 = 1

Therefore, the estimated solution for the equation 1/6 + 5/6 is 1.

The correct answer is C. 1.

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The computation shows that the placw on the hill where the cannonball land is 3.75m.

To find where on the hill the cannonball lands

So 0.15x = 2 + 0.12x - 0.002x²

Taking the LHS expression to the right and rearranging we have:

-0.002x² + 0.12x -.0.15x + 2 = 0.

So we have -0.002x²- 0.03x + 2 = 0  

I'll multiply through by -1 so we have

0.002x² + 0.03x -2 = 0.

This is a quadratic equation with two solutions x1 = 25 and x2 = -40 since x cannot be negative x = 25.

The second solution y = 0.15 * 25 = 3.75

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Complete question:

The flight of a cannonball toward a hill is described by the parabola y = 2 + 0.12x - 0.002x 2 . the hill slopes upward along a path given by y = 0.15x. where on the hill does the cannonball land?

An advantage of choosing a circle graph to show your daily activities is given as follows:

A circle graph shows how each category of time relates to the total amount of time.

A circle graph, also known as a pie chart, is a graphical representation of data that uses a circle divided into sectors to show the proportion or percentage of each category in the data set. Each sector represents a category or group, and the size of the sector is proportional to the frequency or relative frequency of that category.

Hence, with the proportion or the percentage, we can see how much each activity consumes of the total time.

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A number line with a range from 1 to -10 and more indicates that there are values less than -10 that also satisfy the inequality.

An inequality is a mathematical statement that compares two values or expressions using a relational operator, such as less than (<), greater than (>), less than or equal to (≤), greater than or equal to (≥), or not equal to (≠). Inequalities are used to describe relationships between quantities or to express constraints or conditions.

For example, the inequality "x < 5" means that the value of x is less than 5, while the inequality "y ≥ 10" means that the value of y is greater than or equal to 10. Inequalities can involve variables, constants, or a combination of both.

Solving an inequality involves finding the set of values that satisfy the inequality. For example, to solve the inequality "x + 3 > 7", we subtract 3 from both sides to get "x > 4". This means that any value of x that is greater than 4 will satisfy the inequality.

Inequalities are used in many areas of mathematics, science, and engineering, as well as in economics, social science, and other fields. They are used to model relationships between variables, to express constraints and boundaries, and to analyze and solve problems involving optimization, decision-making, and risk management. Inequalities are also used in everyday life, such as in budgeting, planning, and decision-making

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Answer:

3 dollars

Step-by-step explanation:

Answer:

$3

Step-by-step explanation:

If the unit price is 1.5 , you multiply it by 2 to get the price of 2 pounds

1.5*2=$3

Answer:

C. 9/8

Step-by-step explanation:

\( \frac{6}{8} \div \frac{8}{12} \)

Use KCF which means Keep the first fraction, Change the second fraction by flipping it and change the division sign to a multiplication symbol:

\( \frac{6}{8} \times \frac{12}{8} \)

multiply the numerator together:

6 × 12 = 72

multiply the denominator together:

8 × 8 = 64

now the fraction is:

\( \frac{72}{64} \)

simplify further by dividing both numbers by 8:

72 ÷ 8 = 9

64 ÷ 8 = 8

so the fraction is 9/8

Answer:

Flower shop

23.15

Step-by-step explanation:

Bakery Job:

16.5 * 8.50 = 140.25

Flower Shop:

21.5 * 7.60 = 163.4

She would earn more moeny working in the Flower Shop!

She would earn $23.15 more than working in the Bakery ( I subtracted 163.40 by 140.25 to find the difference between the two jobs)

Thank you, ps can u please give me brainly :3

Answer:

Step-by-step explanation:

For us to write a math expression for the problem, we will use the formula for calculating speed.

Speed is the change of distance of a body with respect to time.

Mathematically, Speed =  Distance/Time

Distance = Speed * Time

If  Lumpy drove for h hours at 50 mph, then Lumpy speed =  50mph and time = h hours.

Substituting the given parameters into the formula to get the distance;

Distance = 50mph * h hours

Distance = 50h miles

Hence the math expression that modeled how far Lumpy drive is 50h miles

Answer:

Answer:

D. \(\frac{(x-7)^2}{8^2} -\frac{(y-2)^2}{7^2}\)

Step-by-step explanation:

hope this helps

Answer:  D has the largest perimeter

Step-by-step explanation:

The top numbers of fractions describe the vertex and  the bottom number square rooted tells you how long each or wide each part of the asymptote rectangle is.

A.

P = 2(11) + 2(3)

P = 22+6

P=28

B.

P = 2(4) + 2(9)

p = 8 +18

P = 26

C.

P = 2(5) + 2(9)

P = 10 +18

P = 28

D.

P =  2(8) + 2(7)

P = 16 +14

P = 30

Answer: Angles 6,2,3 are the same and are all 112 degrees.

Angles 1,4,5,8 are the same and are all 68 degrees.

Step-by-step explanation:

Angles 6,2,3 are all 112 degrees because of diagonal angle rule.

Angles 1,4,5,8 are 180-112=68 degrees because we can use 180 degree angle rule.

Hope this helped, If you have any questions or clarifications, comment below!

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The fish camera will farthest from from the surface of water as it is -15 1/3 feet away that is 15 1/3 feet below the sea level. so correct option is B.

A number line is a diagram of a graduated straight line used to represent real numbers in elementary mathematics. It is assumed that every point on a number line corresponds to a real number, and that every real number corresponds to a point. A number line is a visual representation of numbers on a straight line in mathematics. A number line's numbers are arranged in a sequential manner at equal intervals along its length. It is typically represented horizontally and can extend indefinitely in any direction. A number line is exactly what it sounds like—a horizontal, straight line with numbers spaced evenly apart along its length.

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