Question

) Find the value of 'K' for which the quadratic equation 2x2-4kx+k=0 has
real and equal roots.
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Answer 1

Answer:

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Answer 2

Answer:

0,8

Step-by-step explanation:

For equal roots, discriminant D of equation 2x2+kx+k=0, should be zero.

D=k2−4(2)(k)=0

k2−8k=0

k(k−8)=0

k=0,8

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