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f(x) = 9x² + 3x²
f(7) = 9(7²) + 3(7²)
f(7) = 9(7.7) + 3(7.7)
f(7) = 9(49) + 3(49)
f(7) = (9.49) + (3.49)
f(7) = 441 + 147
f(7) = 588
Jawabannya adalah 588
Diketahui :
Ditanya : f(7) = ... ?
Jawab :
f(7) = 9(7)² + 3(7)²
Jadi, nilai f(7) adalah 588.
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SOAL 1
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f(x) = 9x² + 3x²
___________________________________________
f(7) = 9(7²) + 3(7²)
f(7) = 9(7.7) + 3(7.7)
f(7) = 9(49) + 3(49)
f(7) = (9.49) + (3.49)
f(7) = 441 + 147
f(7) = 588
___________________________________________
Jawabannya adalah 588
Langkah langkah
Diketahui :
f(x) = 9x² + 3x²
Ditanya : f(7) = ... ?
Jawab :
f(x) = 9x² + 3x²
f(7) = 9(7)² + 3(7)²
f(7) = 9(49) + 3(49)
f(7) = 441 + 147
f(7) = 588
Jadi, nilai f(7) adalah 588.