Question

Plss tell me were i have done wrong my solution is not coming correct in it we have to find the value of k...

Answer 1

Answer:

c value is not 1

it's k

it's in 3rd line

Answer 2

Answer:

the formula is wrong my dear

Step-by-step explanation:

it is like this":

$\frac{-b+or - \sqrt{b^{2}-4ac } }{2a}$