Question

one of the root of quadratic equation x^2+kx-5=0 is 2 find the k ​

Answer 1

Answer:

k=1/2

Step-by-step explanation:

x²+kx-5=0

x=2

(2)²+k(2)-5=0

4+2k-5=0

2k-1=0

k=1/2