Question

10. If one zero of the quadratic polynomial kx+5x+k,is 3 then the value of is a) b) c) d)

Answer 1

Answer:

Step-by-step explanation:

kx^2+5x+k=0

p(3)=k(3^2)+5*3+k=0

9k+15+k=0

10k=-15

k=-3/2