Question

If the sum of the zeros of the quadratic polynomial f (x) = kx^2 – 3x + 5 is 1, write  the value of k? 

Answer 1

sum of the roots=3/k=1
k=3
so the value of k=3

Answer 2

compare with ax^2+bx+c
sum of the roots=b\a=3/k=1
k=3
then the value of k is 3