Add (13x^2+12xy-11y) and (17y^2+14xy-13x^2)
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Answer:
13x2+12xy−11y+17y2+14xy−13x2
=13x2+12xy+−11y+17y2+14xy+−13x2
Combine Like Terms:
=13x2+12xy+−11y+17y2+14xy+−13x2
=(13x2+−13x2)+(12xy+14xy)+(17y2)+(−11y)
=26xy+17y2+−11y
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