f(x) = x² + 5x × 50
f(4) = ....
f(4) = ....
Penjelasan dengan langkah-langkah:
f(x) = x² + 5x × 50
f(4) = 4² + 5(4) × 50
= 16 + 20 × 50
= 16 + 1.000
= 1.016
f(x) = x² + 5x × 50
f(4) = 4² + 5(4) × 50
= (4 × 4) + (5 × 4) × 50
= 16 + 20 × 50
= 16 + (20 × 50)
= 16 + 1.000
= 1.016
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