Rational Expressions/Equations Review

Simplify 

• A.(x+7)/(x-4)
• B.-3/4
• C.(x+3)/(x+4)
• D.(x+3)/(x-4)

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

Multiply and Simplify

• (n-10)/8n+56
• (n-10)(n+7)/8n+56
• (n-10)/8
• (n+10)/8

Tags

CCSS.HSA.APR.D.6

Divide and Simplify

• A
• B
• C
• D

Tags

CCSS.HSA.APR.D.6

My first step will be to change the operator to multiplication and reciprocate the second fraction when...

• Adding
• Subtracting
• Multiplying
• Dividing

Tags

CCSS.7.NS.A.2A

To simplify a rational expression, I should

• Eliminate common terms in the numerator and denominator.
• Combine like terms in the numerator and denominator.
• Factor the numerator and denominator and eliminate common factors.
• Find an LCD.

Tags

CCSS.HSA.APR.D.6

Perform the operation

• A
• B
• C
• D

Tags

CCSS.HSA.APR.D.6

Perform the operation

• A
• B
• C
• D

Tags

CCSS.HSA.APR.D.7

Find the LCD of the following rational expression

5/(x+8) and 2x/(x-3)

• (x+8)(x-3)

• 8x(x+2)

• (x²+3x+24)

Tags

CCSS.HSA.APR.D.7

Find the LCD of the following rational expressions

2x/(x+1) and (x²-1)

• (x+1)(x-1)

• (x+1)² (x-1)

• (2x+2)

Tags

CCSS.HSA.APR.D.7