Findthe sum of the following (17y2-16x2,12xy-21y2x,-8xy+17x2
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Answer:
17y2+x2+4xy-21y2x
Step-by-step explanation:
17y2-16x2+12xy-21y2x-8x+17x2
17y2-16x2+17x2+12xy-8xy-21y2x
17y2+x2+4xy-21y2x
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