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Alegbra

10/31/17

How many kilograms of each alloy should the metalworker combine to create 100 kg of a 55% copper alloy?

A metalworker has a metal alloy that is 15% copper and another alloy that is 65% copper.

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Alegbra

10/29/17

It takes Kimberly 45 min to drive to work in the morning. She drives home using the same route, but it takes 17 min longer,

Second part of question : and she averages 12 mi/h less than in the morning. How far does Kimberly drive to work? miles (round to nearest tenth)

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Alegbra

10/28/17

A principal of $4000 was invested in a savings account for 5 years. If the interest earned for the period was $500, what was the interest rate?

working on a practice exam, can't quite figure this out

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Alegbra Excursions In Mathematics: Algebra Math 1116

10/26/17

Consider the sequence 1,3,6,10,15,21,28,36,45..denote A1, A2,A3,A4, etc.

Find an explicit formula for An. Your answer should be an expression in n. ( Use Sum formula for an arithmetic sequence.)

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Alegbra

10/14/17

The base of a 15-foot ladder is 3 feet from a building. If the ladder reaches the flat roof, how tall is the building

please help solve

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Alegbra Word Problem Help

10/09/17

If the circulation for newspaper 1 is 38 thousand more than the circulation for newspaper 2, and their combined circulation is 2498 thousand, find the circula

I just need help solving the problem,

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Alegbra

10/04/17

The drag force F on a boat varies jointly with the wet surface area A of the boat and the square of the speed s of the boat. A boat with a wet surface are

The drag force F on a boat varies jointly with the wet surface area A of the boat and the square of the speed s of the boat. A boat with a wet surface area of 42ft2 traveling at 10mph experiences a... more

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Alegbra

10/04/17

Suppose that the amount of time it takes to build a highway varies directly with the length of the highway and inversely with the number of workers. Suppose als

Suppose that the amount of time it takes to build a highway varies directly with the length of the highway and inversely with the number of workers. Suppose also that it takes 200 workers 3 weeks... more

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Alegbra

10/03/17

A preschool advertises that it has a 3 to 1 ratio of children to adults. If 24 children are enrolled, how many adults must be on staff?

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Alegbra

10/03/17

A 6-oz box of candy has 350 calories. How many calories would a 13-oz box of the same candies have?

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Alegbra

10/03/17

A 6-oz box of candy has 250 calories. How many calories would a 13-oz box of the same candies have?

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Alegbra

10/03/17

Bertha drives a Toyota Prius 243 miles on 4.5 gallons of gas. How many gallons will she require to drive 621 miles?

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Alegbra Calculus

09/27/17

Simplify the expression. sin(tan−1(x))

Simplify the expression.sin(tan−1(x))

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Alegbra Calculus

09/27/17

Solve each equation for x. (a) e6 − 4x = 3

Solve each equation for x.(a) e6 − 4x = 3

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Alegbra Calculus

09/27/17

Assume that f is a one-to-one function. (a) If f(2) = 19, what is f −1(19)?

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Alegbra Calculus

09/27/17

Find f ∘ g ∘ h. f(x) = 8x − 1, g(x) = sin(x), h(x) = x2

Find f ∘ g ∘ h.f(x) = 8x − 1, g(x) = sin(x), h(x) = x2

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Alegbra Calculus

09/27/17

Find the function and domain f(x)= 6x + 7, g(x)=x^2 + x (Question a) f o g (f o g)(x)

Find the functions and their domains. (Enter the domains in interval notation.)f(x) = 6x + 7, g(x) = x2 + x(a) f ∘ g (f ∘ g)(x) = b) g o f (g o f)(x) = c) f ∘ f (f ∘ f)(x) =

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Alegbra Precalculus Algebra Question Precalculus Homework

09/24/17

Supposed that f(x)= x^2+2x-8

a) What are the coordinates of the vertex? b) Find the x-intercepts using algebra.

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Alegbra Precalculus Precalculus Homework

09/24/17

FOR f(x)=2x+1 AND g(x)=3x-2 FIND:

a) (f+g)(3) b) (f/g)(x)

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Alegbra Calculus

09/22/17

f(x) = 6x + 7, g(x) = x2 + x (question a) f ∘ g (f ∘ g)(x) =

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Alegbra Calculus

09/22/17

Find a formula for the described function. A rectangle has perimeter 24 m. Express the area A of the rectangle as a function of the length, L, of one of its si

Find a formula for the described function.A rectangle has perimeter 24 m. Express the area A of the rectangle as a function of the length, L, of one of its sides.

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Alegbra Calculus

09/22/17

Find an expression for the function whose graph is the given curve. The top half of the circle x2 + (y − 3)2 = 4

Find an expression for the function whose graph is the given curve.The top half of the circle x2 + (y − 3)2 = 4

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Alegbra Calculus

09/22/17

Solve the equation for the indicated variable. a − 5[b − 6(c − x)] = 2 ; for x

Solve the equation for the indicated variable.a − 5[b − 6(c − x)] = 2 ; for x

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Alegbra Calculus

09/22/17

Solve the equation for the indicated variable. P = 2l + 2w; for w

Solve the equation for the indicated variable.P = 2l + 2w; for w

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Alegbra Algebra 1

09/19/17

The length and width of a rectangle whose length is 5 centimeters more than its width

Answer the question pls

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How many kilograms of each alloy should the metalworker combine to create 100 kg of a 55​% copper​ alloy?

It takes Kimberly 45 min to drive to work in the morning. She drives home using the same route, but it takes 17 min longer,

A principal of $4000 was invested in a savings account for 5 years. If the interest earned for the period was $500, what was the interest rate?

Consider the sequence 1,3,6,10,15,21,28,36,45..denote A1, A2,A3,A4, etc.

The base of a 15​-foot ladder is 3 feet from a building. If the ladder reaches the flat​ roof, how tall is the​ building

If the circulation for newspaper 1 is 38 thousand more than the circulation for newspaper​ 2, and their combined circulation is 2498 ​thousand, find the circula

The drag force F on a boat varies jointly with the wet surface area A of the boat and the square of the speed s of the boat. A boat with a wet surface are

Suppose that the amount of time it takes to build a highway varies directly with the length of the highway and inversely with the number of workers. Suppose als

A preschool advertises that it has a 3 to 1 ratio of children to adults. If 24 children are enrolled, how many adults must be on staff?

A 6-oz box of candy has 350 calories. How many calories would a 13-oz box of the same candies have?

A 6-oz box of candy has 250 calories. How many calories would a 13-oz box of the same candies have?

Bertha drives a Toyota Prius 243 miles on 4.5 gallons of gas. How many gallons will she require to drive 621 miles?

Simplify the expression. sin(tan−1(x))

Solve each equation for x. (a) e6 − 4x = 3

Assume that f is a one-to-one function. (a) If f(2) = 19, what is f −1(19)?

Find f ∘ g ∘ h. f(x) = 8x − 1, g(x) = sin(x), h(x) = x2

Find the function and domain f(x)= 6x + 7, g(x)=x^2 + x (Question a) f o g (f o g)(x)

Supposed that f(x)= x^2+2x-8

FOR f(x)=2x+1 AND g(x)=3x-2 FIND:

f(x) = 6x + 7, g(x) = x2 + x (question a) f ∘ g (f ∘ g)(x) =

Find a formula for the described function. A rectangle has perimeter 24 m. Express the area A of the rectangle as a function of the length, L, of one of its si

Find an expression for the function whose graph is the given curve. The top half of the circle x2 + (y − 3)2 = 4

Solve the equation for the indicated variable. a − 5[b − 6(c − x)] = 2 ; for x

Solve the equation for the indicated variable. P = 2l + 2w; for w

The length and width of a rectangle whose length is 5 centimeters more than its width

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How many kilograms of each alloy should the metalworker combine to create 100 kg of a 55% copper alloy?

The base of a 15-foot ladder is 3 feet from a building. If the ladder reaches the flat roof, how tall is the building

If the circulation for newspaper 1 is 38 thousand more than the circulation for newspaper 2, and their combined circulation is 2498 thousand, find the circula