Diketahui fungsi g(x) = 4-3x tentukan (g o g^-1) (x)

langsung aja y

gog`¹(x) = x

g{g`¹(x)} = x

4 - 3g`¹(x) = x

4 + x = 3g`¹(x)

(4+x) / 3 = g`¹(x)

semoga berguna +,+

g^-1(x) kita cari dulu
y = 4-3x
3x = 4-y
g invers adalah (4-x)/3
(g○g^-1)(x) = g((4-x)/3) = 4 - (4-x) = x