Question

if -5 is a root of the quadratic equation for 2x2 +px -15 =0 and the quadratic equation p(x2+x)+k=0 and find the value for p and k ​

Answer 1

Step-by-step explanation:

p = 7 and k= -140

value of k is big but I didn't find mistakes in my calculations if you have doubts I can check it again