Question

find the root of x²-3x+2=0​

Answer 1

obtain the roots of quadratic equation x²-3x+2=0

Solution :--

x²-3x+2

= x²-2x-x+2

=x(x-2)-1(x-2)

=(x-1)(x-2)

or,

x-2= 0 or, x-1 =0

x=2 or x= 1

so,

roots will be

x= 1,2