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23 September, 08:07

Evaluate the expression x2 + 8x - 4 if x = 3.

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Answers (1)
  1. 23 September, 10:11
    0
    26

    Step-by-step explanation:

    Since x=3, you just plug in 3 for x.

    So,

    6 + 24 - 4 = 26
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