Question

若x=2,y=二分之一,求x的二次方乘x的2n次方乘y的n加1次方的二次方

Answer 1

x的二次方乘x的2n次方乘y的n加1次方的二次方

=x^(2+2n)*y^(2n+2)

=(xy)^(2n+2)

=(2*1/2)^(2n+2)

=1