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20 January, 09:57

Q varies inversely as the square of p, and Q = 36 when p = 7. Find Q when p = 6.

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  1. 20 January, 10:13
    0
    49

    Step-by-step explanation:

    1. Calculate the constant of proportionality

    Q = k/p²

    k = Qp² Multiplied each side by p²

    = 36 * 7²

    = 36 * 49

    = 1764

    2. Calculate the new value of Q

    Q = 1764/p²

    = 1764/36

    Q = 49
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