Q.diket:f(x) = 2x-5 G(x) = 4x+7ditanya : (fog)—¹ (x)​

(fog)(x)

= 2(4x + 7) – 5

= 8x + 14 – 5

= 8x + 9

(fog)-¹(x)

= x – b/a

= (x – 9)/8

= ⅛x – 9/8