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23 March, 18:09

1. Evaluate x2 + 3x for x = 8

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Answers (2)
  1. 23 March, 18:14
    0
    The answer is 88

    Step-by-step explanation:

    since x=8

    x^2 = 64

    3x=3*8

    =24

    x^2+3x = 64+24

    =88
  2. 23 March, 18:23
    0
    Step-by-step explanation:

    Putting value of x

    (8) 2 + 3 (8)

    64 + 24

    = 88
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