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9 October, 22:02

Y = p2 + qr Find y when p = - 5, q = 3 and r = - 7.

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Answers (2)
  1. 9 October, 23:46
    0
    y = - 31

    Step-by-step explanation:

    y = p2 + qr

    "knowns"

    p = - 5

    q = 3

    r = - 7

    Therefore we can plug in the "knowns"

    y = (-5) 2 + (3) (-7)

    After simplifying,

    y = - 10 - 21 = - 31
  2. 10 October, 01:33
    0
    The answer is - 31 because y = (-5) (2) + (3) (-7)
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