Answer =1
Step-by-step explanation:
(xᵃ)ᵇ⁻ⁿ(xᵇ)ⁿ⁻ᵃ(xⁿ)ᵃ⁻ᵇ (here n=c)
=xᵃᵇ⁻ᵃⁿ. xᵇⁿ⁻ᵇᵃ. xⁿᵃ⁻ⁿᵇ
=xᵃᵇ⁻ᵃⁿ⁺ᵇⁿ⁻ᵇᵃ⁺ⁿᵃ⁻ⁿᵇ
=x⁰=1
