a^2+b^2+c^2-2ab+2bc-2ca
Answers
Answered by
4
(a - b - c)² = a2 + b2 + c2 – 2ab + 2bc – 2ca
anannyasingh047:
Or it can also be (-a+b+c)^2
but how?
See...(-a)^2+ b^2 +c^2 +2(-a)(b) +2(-a)(c) +2(b)(c)
Then?
=a^2+b^2+c^2-2ab-2ac+2ab
Hope u got it
Yes
Thanks
Wlcm:)
Answered by
1
Answer:
Step-by-step explanation:(a-b-c)^2.
Or
(-a+b+c)^2
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