Question

Factorise x²+5x−6 the options are

(x+2)(x+3)

(x−1)(x+6)

(x+1)(x−6)

(x−2)(x+3)

Answer 1

(x-1)(x+6)

Explanation:

=>
`x^2+5x-6`

Using mid-term break formula to find it's factors

=>
`x^2+6x-x-6`

=> x(x+6)-1(x+6)

Taking x+6 common

=> (x-1)(x+6)