Question

For each trinomial (quadratic expression),
given below, find whether it is factorisable or
not. Factorise, if possible.
(ii) 2x^2-7x-15​

Answer 1

Answer:

2x^2-7x-15=0

2x^2-10x+3x-15=0

2x(x-5)+3(x-5)=0

(x-5)(2x+3)=0

x-5=0 OR 2x+3=0

x=5 OR x=-3/2