Question

for what value of k for which roots
of Eq. x²+4x+k=0 are equal​

Answer 1

Answer:

Here k equals to 4

Step-by-step explanation:

In image ....

Answer 2

Answer:

for equal roots

b^2 -4ac=0

4^2-4 xkx1=0

16-4k=0

4k=16

k=4