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Add polynomials using column method
a) $7x^2+8x+3xy, 9x^3+2xy-4$
Given:
Given polynomials are $7x^2+8x+3xy$ and $9x^3+2xy-4$.
To do:
We have to add the polynomials using the column method.
Solution:
The sum of $7x^2+8x+3xy$ and $9x^3+2xy-4$ using the column method is:
$9x^3+ 0x^2+0x+2xy-4$
$+0x^3+7x^2+8x+3xy$
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$9x^3+7x^2+8x+5xy-4$
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