Question

If one zero of the quadratic polynomial x2+ 5x + k is -2 , then find the value of k.

Answer 1

Hey Buddy

☆Answer☆

If one of the zero is -4 then x2-5x+k=

=(-4)(-4)-5(-4)+k=0

=16+20+k=0

=16+20=-k

=k=-36

Hope it Helps.