(3x^/4y)^*2y/3y+x^2y^÷2y^/x ?
1个回答
(3x^/4y)^*2x/3y+x^2y^÷2y^/x
=9x^4/16y²*2x/3y+x²y²÷2y²/x
=3x³/8y+x/2
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