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Question 1

How many extraneous solutions does the equation have? the fraction with numerator 9 and denominator n squared plus 1 is equal to the fraction with numerator n plus 3 and denominator 4

Revolt · Accepted Answer

A: 0

Question 2

What is the solution to the equation the fraction with numerator negative 3 d and denominator d squared minus 2 d minus 8 plus the fraction with numerator 3 and denominator d minus 4 is equal to the fraction with numerator negative 2 and denominator d plus 2 ?

Revolt · Accepted Answer

B: d is equal to 2; D: d is equal to negative 2  and  d is equal to 4

Question 3

What is the solution for the equation the fraction with numerator 5 and denominator 3 b cubed minus 2 b squared minus 5 is equal to the fraction with numerator 2 and denominator b cubed minus 2 ?

Revolt · Accepted Answer

A: b is equal to 4; D: b is equal to 0  and  b is equal to 4

Question 4

What causes a solution to a rational equation to be an extraneous solution?

Revolt · Accepted Answer

B: When there is more than one solution, one of the solutions is extraneous.; D: If a solution results in zero when substituted into the denominator of the equation, the solution is extraneous.

Question 5

What is the solution to the equation the fraction with numerator 1 and denominator h minus 5 plus the fraction with numerator 2 and denominator h plus 5 is equal to the fraction with numerator 16 and denominator h squared minus 25 ?

Revolt · Accepted Answer

A: h is equal to 11 thirds

Question 6

What are the solutions to the equation x minus 7 over x is equal to 6 ?

Revolt · Accepted Answer

A: x is equal to negative 1  and  x is equal to 7; C: x is equal to 1  and  x is equal to 6

Question 7

Which solution to the equation the fraction with numerator 3 and denominator 2 g plus 8 is equal to the fraction with numerator g plus 2 and denominator g squared minus 16 is extraneous?

Revolt · Accepted Answer

A: g is equal to 16; D: g is equal to negative 4

Question 8

Janet wants to solve the equation y plus the fraction with numerator y squared minus 5 and denominator y squared minus 1 is equal to the fraction with numerator y squared plus y plus 2 and denominator y plus 1 What should she multiply both sides of the equation by?

Revolt · Accepted Answer

B: y plus 1; C: y squared minus 1

Question 9

Which solution to the equation the fraction with numerator 1 and denominator x minus 1 is equal to the fraction with numerator x minus 2 and denominator 2 x squared minus 2 is extraneous?

Revolt · Accepted Answer

C: x is equal to 1  and  x is equal to negative 4; D: x is equal to 1

Question 10

Kent multiplies both sides of the equation by an expression. k plus 12 over k is equal to 8 Then he moves all the terms to one side of the equal sign in the resulting equation. Which equation must he solve now?

Revolt · Accepted Answer

D: k squared minus 8 k plus 12 is equal to 0

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