Question

Fungsi f:x → ax+5 mementakan 3 ke 11 bayangan dari -3 adalah

Answer 1

Verified answer

Bab Fungsi
Matematika SMP Kelas VIII

f(x) = ax + 5

f(3) = 11
3a + 5 = 11
3a = 11 - 5
a = 6/3
a = 2

f(x) = 2x + 5

f(-3) = 2 . (-3) + 5
f(-3) = -6 + 5
f(-3) = -1