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14 January, 12:06

Evaluate-2+7x^2-2x^3-8x+7x^4 at x=5

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Answers (1)
  1. J
    14 January, 12:45
    0
    4262

    Step-by-step explanation:

    2 + 7x^2 - 2x^3-8x + 7x^4 at x = 5

    = 2 + 7 * (5) ^2 - 2 * (5) ^3-8*5 + 7 * (5) ^4

    =2+175-250-40+4375

    =4552-290

    =4262
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