1.

9^2-6x+1 factorise by using suitable identity

Answer»
hey \: mate \: here \: is \: your \: answer...

9 {x}^{2}  - 6x + 1
9 {x}^{2}  - (3 + 3)x + 1
9 {x}^{2}  - 3x - 3x + 1
3x(3x - 1) - 1(3x - 1)
(3x - 1)(3x - 1)




hope \: it \: helps....


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