Q3 of 33 Page 40

Check whether is a factor of

We have to divide 3x3 + 7x by 7 + 3x

If remainder comes out be 0 then 7 + 3x will be a factor of 3x3 + 7x


By long division method,



As remainder is not zero so 7 + 3x is not a factor of 3x3 + 7x


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