Question

factorise the following expressions----
1. m²-(n²+2n+1)​

Answer 1

Step-by-step explanation:

m²-(n²+2n+1)

use identity a²+b²+2ab=(a+b)²

m²-(n+1)²

use identity a²-b²=(a+b)(a-b)

(m+n+1)(m-n-1)

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