Bagikan :
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= 2a + 3b + 4c
= 2(3) + 3(-2) + (4 x 5)
= 6 - 6 + 20
= 20
2. f(x) = 4x² + 3x + 8. Hitunglah nilai a + 2b + 3c!
Jawaban:
Diketahui nilai a = 4, b = 3, c = 8
= a + 2b + 3c
= 4 + 2(3) + 3(8)
= 4 + 6 + 24
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