Rational Expressions

20x³/(5x+10)

• 4x³/(x+2)

• 4x³/(x+10)

• 2x³/(5x+1)

• 2x³/(x+5)

Tags

CCSS.HSA.APR.D.6

(-x-5)/(x²+12x+35)

• 1/(x+7)

• 1/(x-7)

• -1/(x+7)

• -1/(x+6)

Tags

CCSS.HSA.APR.D.6

Which value of x makes the expression undefined?

• -2

• 2

• -6

• -3

Tags

CCSS.HSF-IF.C.7D

Simplify by cancelling

• 1

• -1

• Can't be simplified

Tags

CCSS.HSA.APR.D.6

Simplify

• (x-9)/(x+9)

• 1/(x-9)

• (x+9)

• 1/(x+9)

Tags

CCSS.HSA.APR.D.6

Simplify
(x²-49)/(x²+9x+14)

• (x-7)/(x+2)

• (x+7)/(x+2)

• (x-7)/(x-2)

• (x+7)/(x+2)

Tags

CCSS.HSA.APR.D.6

Simplify
(x²+6x+8)/(x²-x-6)

• (x+2)/(x-3)

• (x+4)/(x+2)

• (x+4)/(x-3)

• (x+2)/(x+2)

Tags

CCSS.HSA.APR.D.6

Simplify

(8x + 32)/( x+4)

• 8/(x - 4)

• -x/(x - 4)

• -8

• 8

Tags

CCSS.HSA.APR.D.6

What is the excluded value: 
7 / (x - 3)

• 7

• There is not one.

• 3

Tags

CCSS.HSF-IF.C.7D

Simplify
(2x²-98)/(2x²+18x+28)

• (x-7)/(x+2)

• (x+7)/(x+2)

• (x-7)/(x-2)

• (x+7)/(x+2)

Tags

CCSS.HSA.APR.D.6