已知xⁿ=4,yⁿ=¼,求(x²y³)ⁿ的值!
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已知xⁿ=4,yⁿ=¼,求(x²y³)ⁿ的值!
已知xⁿ=4,yⁿ=¼,求(x²y³)ⁿ的值!
已知xⁿ=4,yⁿ=¼,求(x²y³)ⁿ的值!
已知xⁿ=4,yⁿ=¼,求(x²y³)ⁿ.求(x²y³)ⁿ的值.
(x²y³)ⁿ
=x²ⁿy³ⁿ
=4²×(1/4)³
=4²×(1/4)²×1/4
=1/4
(x²y³)ⁿ= (xⁿ)²乘以(y ⁿ )³=4²×(¼)³= ¼
求选,谢谢
(x²y³)ⁿ=
1/4
d55s12a5166551
(x²y³)ⁿ=(xⁿ)² × (yⁿ)³
=4²×(¼)³
=16×1/64
=1/4