(3x²/4y)²×2y/3x+x²/2y²÷2y²/x
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(3x²/4y)²×2y/3x+x²/2y²÷2y²/x(3x²/4y)²×2y/3x+x²/2y²÷2y&#
(3x²/4y)²×2y/3x+x²/2y²÷2y²/x
(3x²/4y)²×2y/3x+x²/2y²÷2y²/x
(3x²/4y)²×2y/3x+x²/2y²÷2y²/x
=9x的4次方/16y²×2y/3x+x²/2y²×x/2y²
=3x³/8y+x³/4y的4次方