simplify the following :
pls help me.... it's argent..... will mark u as the brailiest...... pls solve it.... using identities.....
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Step-by-step explanation:
1.(a-b)^2=a²+b²-2ab
2.(a-b)^2=a²+b²-2ab
(a+b)^2=a²+b²+2ab
3.the identity which was used in 2q is used in 3rd question
4.We have used (a+b)^2 formula..as well as (a+b)(a-b)=a²-b²
plz mark me as brainliest
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