6
AssignmentLong Text

Rational Exponents

Question 6 • Adv. Algebra II S2 Original

A student simplified the rational expression using the steps shown.Is the answer correct? Explain.

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Answer:

No. The student incorrectly divided the exponents when simplifying x^(6/5) ÷ x^(2/5); the quotient rule requires subtracting them. The correct simplification is (x^(4/5))^(1/2) = x^(2/5).

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