Question

find the difference of zeros of the polynomial x^2- 3 x + 2 with the help of the sum of the zeros and product of the zero

Answer 1

x^2-3x +2
Let the zeroes be a and b
a+b= -b/a
ie.,a+b=3
a=3-b
a*b= c/a
(3-b)b=2
Therefore the zeroes are 2and1
2-1=1 is the answer