Question

I) Solution set of the equation :-

x² + x-2 = 0 ( write the set in roster form )

2) { X : X is a positive integer and x²<40} ( write the set in roster form )​

Answer 1

Step-by-step explanation:

x^2+x-2=0

x^2+2x-x-2=0

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

(x-1)(x+2)