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What is P(-4) given that P(x) = 2x to the fourth power - 3x to the third power + 5x to the 2nd power - 1?

  • math - ,

    p(x) = 2x^4 - 3x^3 + 5x^2 - 1
    p(4) = 2(4^4) - 3(4^3) + 5(4^2) - 1
    = 2(256) - 3(64) + 5(16) - 1
    = 512 - 192 + 80 - 1
    = 399

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