diketahui rumus fungsi adalah f(2x-3)=6x-5. Nilai f(-2) adalah

f(2x-3) = 6x-5
2x-3 = 6x-5
2x-6x = -5 +3
-4x = -2
x = -2/-4
x = 1/2
f(-2) = 1/2 x (-2) =-1

f(2x-3) = 6x-5
f(-2) = . . .

2x - 3 = -2
2x = -2 + 3
x = 1/2

f(-2) = f( 2 (1/2) - 3) = 6 × 1/2 - 5 = -2

maaf kalau salah