Question

9. The sum of two zeros of the polynomial f(x) - 2x+p+3)x+5 is zero, then the value of p ​

Answer 1

Answer:

Given f(x)=2x

2

+(p+3)x+5

we know that for ax

2

+bx+c=0 sum of roots =

a

−b

on comparing a=2,b=p+3,c=5

a

−b

=0 [given]

2

−(p+3)

=0

∴

p=−3

Answer 2

Answer:

I hope it will be helpful !