If 1/2 is a root of the equation x^2+kx-...

If `1/2` is a root of the equation `x^2+kx-5/4=0,` then find the value of k.

A

2

B

`-2`

C

`(1)/(4)`

D

`(1)/(2)`

Verified by Experts

The correct Answer is:

A

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