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Mathematics · Variation

MathematicsVariationWAEC

y varies inversely as the square of x, and y = 4 when x = 3. Find y when x = 6.

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Answer: A. 1

y = k/x² with k = 36, so y = 36/36 = 1.

An AdmitMe practice question, written for the WAEC syllabus. Not an official past question.

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