Question

x²+kn+k=0 are real and equal find k​

Answer 1

Answer:

see the attachment

Step-by-step explanation:

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Answer 2

Answer:

Thus k=0 or 4

Step-by-step explanation:

The question may be like :

The roots of x²+kx+k=0 are real and equal find k​

here a=1 b=k and c=k

For the roots to be equal

b²=4ac

k²=4*1*k

k²-4k=0

k(k-4)=0

Thus k=0 or 4