数学幂的乘方计算题

[(x-y)³]²×[(y-x)²]³=(x-y)^6×[(x-y)²]³=(x-y)^6×(x-y)^6=(x-y)^12；由2的x次方=4的y+1次方得：2^x=(2^2)^(y+1)=2^(2y+2),所以：x=2y+2；由,27的y次方=3的x+1次方得：（3³)^y...