Expand the following,using suitable identities
a) (x2 + y2) (x2-y2)
Answers
Answered by
1
Answer:
The identity is (x^4 - y^4)
Answered by
0
Answer:
4x^2+4y^2
Step-by-step explanation:
(x2+y2)(x2-y2)
=(x2)^2+(y2)^2
=4x^2+4y^2
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