(16/9)3/2次方等于多少?
问题描述:
(16/9)3/2次方等于多少?
答
解由(16/9)^(3/2)
=(16/9)^(1)×(16/9)^(1/2)
=16/9×[(4/3)^2]^(1/2)
=16/9×(4/3)^(2×1/2)
=16/9×4/3
=64/27
答
原式=[(4/3)²]的3/2次方
=(4/3)的2*3/2次方
=(4/3)³
=64/27