U2W3: Simplify, Multiply, Divide Rational Expressions

Simplify by cancelling

• 1
• -1
• Can't be simplified

Simplify

• (x-9)/(x+9)
• 1/(x-9)
• (x+9)
• 1/(x+9)

Simplify. 

• (m+6)/(m-3)
• 7/(m-3)
• 7(m+6)
• (m-3)

Simplify 
Hint:(bottom is dif of square)

• (x-9)/(x+9)
• 1/(x-9)
• (x+9)
• 1/(x+9)

• (x + 9)

• (x - 3) / (x + 2)

• (x + 9) / (x + 2)

• (x - 3)

Divide

• 1/6

• x+10/ 6x+60

• x+8/ 6x+60

• (x+10)(x+8)/ 6x+60

Divide the Rational Expression

• A

• B

• C

• D

• 1

• Does not simplify