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12 June, 21:52

What is the value of 2p^2 + q^2 for p=4 and q = 7?

A. 30

B. 81

C. 46

D. 65

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Answers (1)
  1. 12 June, 22:13
    0
    We'll plug them in first

    2 (4) ^2 + (7) ^2

    2 (16) + 49

    32 + 49

    81

    So the answer is B
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