Question

if x =5 is a root of equation kx² -14x-5=0 then find the value of k by completing the following activity​

Answer 1

Step-by-step explanation:

k ×(5)² -14 ×5 -5=0

25k -70 -5=0

25k -75 =0

25k =75

k =75 /25

k =3

hopefully helping you....