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16 Mar 2018

3. (a) Let z be directly proportional to the square root of z. If 2 = 2 when r = 16, what is I when 2 = 7? [6] (b) Let x be inversely proportional to y?. If x = 6 when y = 2, what is a when y = 4?

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Beverley Smith
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17 Mar 2018
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