f(x) = 5x × 4x – 2 + 1
f(2) = ….
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Dah 5 bulan ga ketemu, sekali ketemu kek orang asing -^-
Q
Penjelasan dengan langkah-langkah:
f(x) = 5x × 4x – 2 + 1
f(2) = 5(2) × 4(2) – 2 + 1
f(2) = 10 × 8 – 2 + 1
f(2) = 80 – 2 + 1
f(2) = 78 + 1
f(2) = 79
f(x) = 5x × 4x – 2 + 1
f(2) = 5(2) × 4(2) – 2 + 1
f(2) = 10 × 4(2) – 2 + 1
f(2) = 10 × 8 – 2 + 1
f(2) = 80 – 2 + 1
f(2) = 78 + 1
f(2) = 79
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f(x) = 5x × 4x – 2 + 1
f(2) = … 79