(a + b)2 – (a – b)2
Answers
Answered by
0
Answer:
(a
2
+b)(a+b
2
)
=a
2
(a+b
2
)+b(a+b
2
)
=a
3
+a
2
b
2
+ab+b
3
Answer
Answered by
0
Answer:
a^2 + b^2 + 2ab - ( a^2 + b^2 - 2ab)
a^2 + b^2 + 2ab - a^2 - b^2 + 2ab
2ab + 2ab
4ab
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