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If x=3 is one root of the quadratic equa...

If `x=3` is one root of the quadratic equations `x^(2) -2kx -6=0`, then the value of k is.

A

`(9)/(4)`

B

`(1)/(2)`

C

`(4)/(9)`

D

`-(4)/(9)`

Text Solution

Verified by Experts

The correct Answer is:
B
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