Math, asked by devimaya790722, 8 months ago

multiply 1-x+y by 1+x+y give me the right answer
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Answers

Answered by mitalibaradiya17
0

Step-by-step explanation:

= 1(1+x+y) -x (1+x+y) + y(1+x+y)

= 1+x+y -x - x² - xy + y + xy + y²

= -x² + y² + 2y + 1

Answered by akashbindjnvg
0

Answer:

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