Math, asked by sidhukirandeep, 10 months ago

Factorise the 3rd sum.

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Answers

Answered by saritaladdhamundra

1

a*2+b*2+2ab-a*2-b*2+2ab

0 is the answer

Answered by ʙʀᴀɪɴʟʏᴡɪᴛᴄh

7

Answer:

(a-b)²+a-b

=> (a-b)(a-b)+1(a-b)

=> (a-b)[a-b+1]

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