A Level

MATHEMATICS · Single correct · A Level · Mathematics · Integration · Integration

Problem

Evaluate ∫3x−23 dx\displaystyle \int 3x^{-\tfrac{2}{3}}\,dx. (a) −9x−13+C-9x^{-\tfrac{1}{3}}+C (b) 3x13+C3x^{\tfrac{1}{3}}+C (c) 9x13+C9x^{\tfrac{1}{3}}+C (d) −92x13+C-\dfrac{9}{2}x^{\tfrac{1}{3}}+C

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