Matematika

Pertanyaan

Tentukan P(x) = 2x⁴ + 2x³ + 2x² + 2x - 5. jika x = -2/4

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  • P(x) = 2x⁴ + 2x³ + 2x² + 2x - 5

    .........2.........2........2........2........-5
    (-1/2)
    ...................-1.......-1/2.....-3/4....-5/8
    _________________________ (+)
    .........2........1........3/2.....5/4......A

    -2/4 = -1/2

    P(-1/2) = A = -5 - 5/8 = -5 5/8 = -45/8

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