Simplify Multiply Divide Add Rational

Factor:

x² - 9

• x - 3

• (x + 3)²

• (x - 3)²

• (x+3)(x-3)

Factor completely: x²-6x+8

• (x-2)(x-4)
• (x-1)(x-8)
• (x+2)(x+4)
• (x+1)(x+8)

Simplify. 

Simplify

State the restrictions of the following rational expression:

• x≠-6
• x≠-6, 3
• x≠3
• x≠-18

Multiply and Simplify the following rational expression

Simplify the following rational expression:

• 1
• -1
• Can't be simplified