Matematika Sekolah Menengah Pertama Q.

f(x) = 5x + 5x - 2x
f(10) =..?

"Jangan Pernah Menyesali Apa Yang Kau Perbuat"

Giyu Tomioka​

Q.

f(x) = 5x + 5x - 2x
f(10) =..?

"Jangan Pernah Menyesali Apa Yang Kau Perbuat"

Giyu Tomioka​

Jawaban:

f(x) = 5x + 5x - 2x

f(10) = 5(10) + 5(10) - 2(10)

f(10) = (5 × 10) + 5(10) - 2(10)

f(10) = 50 + (5 × 10) - 2(10)

f(10) = 50 + 50 - 2(10)

f(10) = 50 + 50 - (2 × 10)

f(10) = 50 + 50 - 20

f(10) = 100 - 20

f(10) = 80

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  • 5x + 5x - 2x
  • 5(10) + 5(10) - 2(10)
  • 50 + 50 - 20
  • 100 - 20
  • 80

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