Question

If -5 is the root of the quadratic eqn 2x²+px-15=0and the quadratic equation p(x²+x) k=0 has the equal roots find the value of k

Answer 1

Here,. a1=2,a2=p,b1=p,b2=p,c1=-15,c2. b1/b2=c1/c2. = p/p=-15/k =kp=-15p. =k=-15p/p=k= -15 prove....