fungsi f(x) = 2x+12 f(a) = 20 nilai a =
Matematika
veldadevina
Pertanyaan
fungsi f(x) = 2x+12
f(a) = 20
nilai a =
f(a) = 20
nilai a =
2 Jawaban
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1. Jawaban nurfaizatussholihah
f(x) = 2x +12
f(a) = 2(a) +12 = 20
= 2a +12 = 20
= 2a = 20 -12
= 2a = 8
= a = 8 / 2
= a = 4
Jadi, nilai a = 4. -
2. Jawaban 123Tank
f(a)=2a+12=20
f(a)= 2a=20-12
f(a)= 2a=8
f(a)= a=8:2
f(a)= 4