write formulas of
1. (a+b)2
2.a2 + b2
3. (a-b)2
4.(a+b-c)3
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1) a square + 2ab + b square
2) (a+b) (a-b)
3) a square - 2ab+b square
2) (a+b) (a-b)
3) a square - 2ab+b square
sweety70:
abs and there is no formula for a2+b2
oops
i am sorry, its actually a2-b2
thers a formula
thanks!
it's ok
but whats my mistake?
u r right but there is a slight mistake in question
oh okay
thanks
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