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Factorise the following 12xy(9x^2-16y^2)÷4xy(3x+4y)
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Factorise the following 12xy(9x^2-16y^2)÷4xy(3x+4y)

User Bgates
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1 Answer

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12x 9 = 108 x ^3 y
108x^3y - 192xy^3 / 12x ^2y + 16xy^2
108/12 =
9x ( y cancel out )
12y
9x + 12y
3( 3x + 4y)
User BarneyL
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