Matematika

Pertanyaan

p(x) = 4x^3-2x-3x+5
q(x) = x^2+5x-4
Tentukan nilai n(-2) jika h(x)=p(x) x q(x)

1 Jawaban

  • p(x) = 4x³ - 2x² - 3x + 5
    q(x) = x² + 5x - 4
    n(x) = p(x) . q(x) dit: n(-2)?
    n(-2) = (4.(-2)³ - 2.(-2)² - 3(-2) + 5)((-2)² + 5(-2) - 4)
    n(-2) = ((-32) - 8 - (-6) + 5)(4 + (-10) - 4)
    n(-2) = (-29)(-10)
    n(-2) = 290

    GoodLuck:D

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