Question

If 1by2 is a root equation x2+ kx-7by 4=0,then the valueof k is

Answer 1

$\boxed{SOLUTION \: by \: RKRAUSHAN}$

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Answer 2

Answer:

Step-by-step explanation:

X = 1/2

X² + kx - 7/4 = 0

(1/2)² + k(1/2) -7/4 = 0

1/4 + k/2 -7/4 = 0

On taking LCM

1 + 2k - 7 ÷ 4 = 0

-6 + 2k = 0

2k = 6

K = 6/2 = 3

Hope it helps uh

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