Multiply & Dividing Quiz Math III (Rationals)

Multiply the following expressions.

• Can't be simplified

Simplify 

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

• (x + 9)

• (x - 3) / (x + 2)

• (x + 9) / (x + 2)

• (x - 3)

Divide the Rational Expression

• A

• B

• C

• D

Multiply the Rational Expression

• A.

• B.

• C.

• D.

Mathematical Equivalence

ON

Factor completely: 
3x² + 18x +15
Hint: Factor GCF first.

• 3(x² + 6x + 5)
• (x + 5)(x + 1)
• 3(x + 5)(x + 1)
• Prime

Factor Completely: 3x² + 5x - 12

• (3x + 4)(x-3)
• (3x - 4)(x + 3)
• (3x + 3)(x -4)
• (3x - 3)(x + 4)

Answer explanation

Domain:  $a\ne0,\ c\ne0$