Math, asked by needhisharma, 1 year ago

12x^2-x-1. Factorise please

Answers

Answered by Anonymous

4

12x^2-x-1
=> 12x^2-4x+3x-1
=> 4x(3x-1)+1(3x-1)
=> (3x-1)(4x+1)

Answered by ChinmayCt

4

12x^2-x-1 -12= -4 * 3
12x^2-4x+3x-1
4x(3x-1)+1(3x-1)
(3x-1) (4x+1)
x = 1/3 or -1/4

mysticd: It is not an equation so remove last line

mysticd: And put = in front of each line

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