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mixer [17]
3 years ago
6

A) (x + y + 4).(x + y –4)

Mathematics
1 answer:
miv72 [106K]3 years ago
5 0

Answer:

if you want to factorise it answer will be : (x+y)^2 - 4^2

and if you have to expand it anwer will be x^2 + y^2 + 2xy -16

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