tolong gan gimana caranya
Matematika
Akbar1308
Pertanyaan
tolong gan gimana caranya
1 Jawaban
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1. Jawaban whongaliem
misal : 2x + 3 = A
2x = A - 3
x = 1/2 A - 3/2
f (2x + 3) = - 6x - 5
f (A) = - 6 (1/2 A - 3/2) - 5
= - 3A + 9 - 5
= - 3A + 4
f (x) = - 3x + 4 ...... jawaban : C