Maths Olympiad Prep

Library / /69 of 475

, 2006

Algebra Difficulty 1.0 Junior Find the answer Canada

When x=9x = 9, which of the following has the largest value?

(A) x\sqrt{x} (B) x2\dfrac{x}{2} (C) x5x - 5 (D) 40x\dfrac{40}{x} (E) x220\dfrac{x^2}{20}

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Source: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty) added by this project. Solutions are the publisher's, linked not copied.