Back to Perform rational expression operations — Problem 1 · Task Set 22

Exercises: Rational Expression Arithmetic (Add, Subtract, Multiply, Divide)

This is an advanced (+) topic. Work through each section in order. Factor all numerators and denominators before multiplying or dividing. State domain restrictions for all problems.

Grade 10·19 problems·~45 min·Common Core Math - HS Algebra·standard·hsa-apr-d-7
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A

Fluency Practice

1.

Simplify: x29x+42x+8x+3\dfrac{x^2 - 9}{x + 4} \cdot \dfrac{2x + 8}{x + 3}.

Factor all terms first, cancel common factors, then multiply. State domain restrictions.