Maths
This question was asked in Ex 4.1, 6

Why to add (k 1).(k 2) on both sides

Nasina Vidisha's image
Nasina Vidisha
Dec. 2, 2016, 10:11 p.m.

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Davneet Singh's image
Davneet Singh
Dec. 2, 2016, 10:45 p.m.
To make LHS of equation same as LHS of P(k 1)

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Nasina Vidisha's image