diketahui fungsi f(x) = ax-3. jika f (1) = 1 maka nilai f (10)? a. 33 b. 35 c. 37 d. 39

Rumus fungsi
f(x) = ax -3
f(1) = 1

Dimana :
f(1) = ax - 3
1 = a(1) - 3
1 + 3 = a
4 = a

Maka,
f(10) = ax - 3
f(10) = 4(10) - 3
f(10) = 40 - 3
f(10) = 37

Jawaban C