Question

Funsi f:x -> ax + 5 memetakan 3 ke 11. Bayangan dari -3 adalah

Answer 1

Verified answer

F(x) = ax + 5

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

f(x) = ax + 5
f(x) = 2x + 5

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

Semoga berguna +_+