Fungsi g ditentukan rumus g(x) = ax + b. Jika g(3) = 11 dan g(-2) = – 14.

Jawab:

14

Penjelasan dengan langkah-langkah:

g(3) = 3a + b = 11

g(-2) = -2a + b = -14

ELIMINASI

3a + b = 11

-2a + b = -14

—————–  -

5a = 25

a = 5

3.5 + b = 11

b = 11 – 15 = -4

2a – b = 2.5 – (-4) = 10 + 4 = 14