Question

. For each trinomial (quadratic expression),
given below, find whether it is factorisable or
not. Factorise if possible

(v) x(2x - 1) - 1​

Answer 1

Answer:

(2x-1)(x+1)

Step-by-step explanation:

x (2x-1)-1

=2x^2-x-1

=2x^2+2x -x-1

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

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