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Question
Divide:
5xy2 – 18x2y3 + 6xy by 6xy
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Solution 1
`(5xy^2 - 18x^2y^3 + 6xy)/(6xy)`
= `(xy(5y - 18xy^2 + 6))/(6xy)`
= `(5y - 18xy^2 + 6)/6`
= `5/6 y - 3xy^2 + 1`
Solution 2
`(5xy^2 - 18x^2y^3 + 6xy)/(6xy)`
=`(5xy^2)/(6xy) - (18x^2y^3)/(6xy) + (6xy)/(6xy)`
First term: `(5xy^2)/(6xy) = 5/6 xx (y^2)/y`
= `5/6 y`
Second term: `(18x^2y^3)/(6xy) = 3x xx y^2`
= 3xy2
Third term: `(6xy)/(6xy)`
= 1
∴ `5/6 y - 3xy^2 + 1`
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