Question

The root of equation x2 +kx + K = 0
are real & equal then the value of k is
​

Answer 1

Step-by-step explanation:

if roots are real thhen: b^2-4ac>0

by taking values from above equation: a=1, b=k, c=k

by substituting,

k^2-4(1)(k)>0

k^2-4k>0

k^2>4k

so, k>4

hope it helps you!

Answer 2

Answer:

एईएओ५एओ6र्6एईएओ५एओ६रोदो5सोत्देओर्