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22 April, 23:27

4h2 - 2h + 6 for h = - 2?

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Answers (2)
  1. 22 April, 23:29
    0
    4h² - 2h + 6

    h = - 2, subtitute

    4 · (-2) ² - 2 · (-2) + 6 = 4 · 4 + 4 + 6 = 16 + 4 + 6 = 26
  2. 22 April, 23:38
    0
    4 (-2) 2-2 (-2) =

    (-8) 2-2 (-2)

    -16-2 (-2)

    -16+4

    -12
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