f(x)=-3x+6,jika f(a)=-9. nilai a adalah?
Matematika
alfia90
Pertanyaan
f(x)=-3x+6,jika f(a)=-9. nilai a adalah?
1 Jawaban
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1. Jawaban Lianty164
f (x) = 3x + 6
f (a) = -9
f (a) = 3a +6 = -9
3a = -9 - 6
3a = - 15
a = -15/ 3
a = - 5
nikai a = -5