Matematika

Pertanyaan

f(x) = 3x² - 2x - 5. Nilai f(- 1/2) =....

a. -4 1/4
b. -3 1/4
c. 3 1/4
d. 4 1/4

2 Jawaban

  • F(x) = 3x² - 2x - 5
    F(-1/2) = 3(-1/2)^2 - 2(-1/2) - 5
    = (3 x -0,25) - 1 - 5
    = (-0,75) - 1 - 5
    = (-5,25)

    Semoga membantu yaa:)
  • F(x)=3x²- 2x - 5
    F(-1/2)=3(-1/2)^2-2(-1/2) - 5
    = (3X-O,25)- 1 - 5
    = (-0,75)-1-5
    = (5,25)
    semoga membantu Ya......

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