f(x)=5x-7jika f(a)= 8 nilai a adalah
Matematika
fira762
Pertanyaan
f(x)=5x-7jika f(a)= 8 nilai a adalah
2 Jawaban
-
1. Jawaban 18Navillera
f(x) = 5x - 7
f(a) = 5a - 7
8 = 5a - 7
5a = 8 + 7
5a = 15
a = 3 -
2. Jawaban KhansaNblr
f(a) = 5a-7
8 = 5a - 7
8+7 = 5a
15 = 5a
a = 3