Simplifying, Dividing, Multiplying Rational Functions

Find the least common denominator of the expression

• 18

• 6x

• 3xy

• 6xy

• 1

• (x - 8) / (x + 5)

• (x - 5) / (x + 5)

• (x + 1) / (x + 5)

Simplify

• (x-9)/(x+9)

• 1/(x-9)

• (x+9)

• 1/(x+9)

Subtract the fractions

• a

• b

• c

• d

• 7(r + 2)/ (r + 2)

• (r - 8) / (r + 2)

• (r + 2) / 7

• (r - 8) / 7

Which graph matches the rational expression?

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• 5p² - 16p
• 5p + 4
• 5p - 4
• 5p + 4p

Simplify the expression

• (12n² + 28n + 4) / (2n-5)(n+2)

• (12n² - 28n + 4) / (2n-5)(n+2)

• (8n) / (3n + 3)

• (12n² + 2n -3) / (2n-5)(n+2)

• 1/m²
• m²
• m⁸
• 1/m⁸

• 4y⁶
• 4y²²
• 30y⁶
• 30y²²