Factorise :- n - 7 + 7lm - lmn

Please Give An Explanation.

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Factorise :- n - 7 + 7lm - lmn

​Please Give An Explanation

Priyanka Kedia · Accepted Answer

Dear Student,

n-7+7lm-lmn=n-lmn-7+7lm                            =n1-lm-71-lm                            =1-lmn-7⇒n-7+7lm-lmn=1-lmn-7

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Factorise :- n - 7 + 7lm - lmn ​Please Give An Explanation.