Question

If the roots of the equation x^2-kx+4=0 are equal then find k.​

Answer 1

hey mate

x² - kx + 4 = 0

hence k = 4

i hope it helps

have a nice day

Answer 2

Answer:

k=+4,-4

Step-by-step explanation:

b^2-4ac=0

comparing with ax^2+bx+c=0

a=1,b=-k, c=4

b^2-4ac=(-k^2)-4(4)(1)

k^2-16

k^2-16=0

k^2=16

k=√16

k=+4,-4

HOPE THIS CAN HELP YOU

PLEASE MARK ME AS BRAINLIEST