Question

(a^n+1-b^n-1)(a^n+1+b^n-1) решите плз

Answer 1

$(a^{n+1}-b^{n-1})(a^{n+1}+b^{n-1})=(a^{n+1})^{2} -(b^{n-1})^{2}=a^{2n+2} -b^{2n-2}$