factor completely x22x3Solutionx22x3 To factorise the produc

factor completely

-x²-2x+3

Solution

-x2-2x+3

To factorise: the product of coefficient of both end terms should be broken in two

factors whose sum should be equal to middle term with sign.

-x2-2x+3 = -x^2 -3x +x +3

= -x( x +3) +1(x+3)

= ( -x +1)(x +3) ( Solution)