Modeling with Rational Functions — Unit test

Question 1

Which expression is equivalent to the following complex fraction?

Revolt · Accepted Answer

StartFraction y minus x Over y + x EndFraction

Question 2

Which expression is equivalent to the expression below?

Revolt · Accepted Answer

–3c

Question 3

Using V = lwh, what is an expression for the volume of the following rectangular prism?

Revolt · Accepted Answer

StartFraction 15 Over 2 x EndFraction

Question 4

What is the product?

Revolt · Accepted Answer

StartFraction k minus 1 Over k squared EndFraction

Question 5

Which expression is equivalent to the following complex fraction?

Revolt · Accepted Answer

StartFraction x + 3 Over x EndFraction

Question 6

Which statement is true about the discontinuities of the function f(x)?

Revolt · Accepted Answer

There are asymptotes at x = 0 and x = –1 and a hole at .

Question 7

For the inverse variation equation xy = k, what is the constant of variation, k, when x = –2 and y = 5?

Revolt · Accepted Answer

–10

Question 8

Lupe can ride her bike at a rate of 20 mph when there is no wind. On one particular day, she rode 2 miles against the wind and noticed that it took her the same amount of time as it did to ride 3 miles with the wind. How fast was the wind blowing that day?

Revolt · Accepted Answer

4 mph

Question 9

What is the solution to the equation ?

Revolt · Accepted Answer

m = –2

Question 10

What are the vertical and horizontal asymptotes for the function ?

Revolt · Accepted Answer

vertical asymptote: x = 1horizontal asymptote: y = 0

Modeling with Rational Functions — Unit test Answers

More from this Course

TRY EDGENUITY HACKS