Question

Are the check following pair of sets equal?
a=set 2,3 =b= set x:X is solution of x×x+5x+6=0

Answer 1

A={2,3}
B={x:x is a solution of x^2+5x+6=0}
    x^2+5x+6= x^2-(a+b)x+ab
     a+b=-5(-3+-2)
      ab=6(-3*-2)
A not equal to B
B={-3,-2}