Test Academy | Let f: A → B and g : B → C be the bijective functions. Then (g o f)-1 is, f⁻¹ o g⁻¹, f o g, g⁻¹ o f⁻¹, g o f

Question

Let f: A → B and g : B → C be the bijective functions. Then (g o f)-1 is,

Options :

f⁻¹ o g⁻¹
f o g
g⁻¹ o f⁻¹
g o f

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