Question

5. Find the value of k for which the roots of the quadratic equation 2x2 +kx+8=0 will

have equal value.​

Answer 1

Answer:

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Step-by-step explanation:

ANSWER

2x

2

−Kx+x+8=0

2x

2

+(1−K)x+8=0

For real and equal roots

D=0

(1−K)

2

−4.2.8=0

K

2

−2K−63=0

(K−9)(K+7)=0

K=9 or −7

Answer 2

Answer:

kx=12

Step-by-step explanation:

k=12/x

x=1 there fore k=12 hope it helps please mark me as brainliest