若a大于0且a的x次方=2,a的y次方=3,则(a的2次方)的x+y次方=?

问题描述:

若a大于0且a的x次方=2,a的y次方=3,则(a的2次方)的x+y次方=?

(a²)的x+y次方
=a的2(x+y)次方
=a的2x+2y次方
=a的2x次方×a的2y次方
=(a的x次方)²×(a的y次方)²
=2²×3²
=4×9
=36