tolong lah kakak jawabkan minta tolong x loh

Mapel : Matematika
Kelas : X SMA
Bab : Fungsi

Pembahasan :
Gof(x) = g(f(x)
Gof(x) = (2x^2/3)^3/2
Gof(x) = √8 x
y = √8 x
x = y/(√8)
Gof¯¹(x) = x/(√8)
Gof¯¹(√2) = (√2)/(2√2)
Gof¯¹(√2) = 1/2