(12a^2m+1b^m+3-20a^m+1b^2m+4)/4a^m+1b^m+1=( )
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![(12a^2m+1b^m+3-20a^m+1b^2m+4)/4a^m+1b^m+1=( )](/uploads/image/z/5436841-49-1.jpg?t=%2812a%5E2m%2B1b%5Em%2B3-20a%5Em%2B1b%5E2m%2B4%29%2F4a%5Em%2B1b%5Em%2B1%3D%28+%29)
(12a^2m+1b^m+3-20a^m+1b^2m+4)/4a^m+1b^m+1=( )
(12a^2m+1b^m+3-20a^m+1b^2m+4)/4a^m+1b^m+1=( )
(12a^2m+1b^m+3-20a^m+1b^2m+4)/4a^m+1b^m+1=( )
(12a^2m+1b^m+3-20a^m+1b^2m+4)/4a^m+1b^m+1
=12a^2m+1b^m+3/4a^m+1b^m+1-20a^m+1b^2m+4/4a^m+1b^m+1
=3a^mb^2-5b^(m+3)
(12a^2m+1b^m+3-20a^m+1b^2m+4)/4a^m+1b^m+1=( 3a^mb^2-5b^m+3)
(12a^2m+1b^m+3-20a^m+1b^2m+4)/4a^m+1b^m+1=(3a^mb^2 - 5b^(m+3)