计算(1/4x²y3次方)÷(3/4x3次方y4次方)×(-4xy)
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计算(1/4x²y3次方)÷(3/4x3次方y4次方)×(-4xy)
计算(1/4x²y3次方)÷(3/4x3次方y4次方)×(-4xy)
计算(1/4x²y3次方)÷(3/4x3次方y4次方)×(-4xy)
(1/4x²y3次方)÷(3/4x3次方y4次方)×(-4xy)
=(1/4﹚×﹙4/3﹚﹙x²÷x³﹚﹙y3次方÷y4次方)×(-4xy)
=﹙1/3﹚x负1次方Y负1次方×(-4xy)
=-4/3