Maths
This question was asked in Ex 4.3, 3
X=3 is one root of the quardratic equation x`2_2kx_6=0 then find the value of k.
Shakher Saini's image
Shakher Saini
Jan. 2, 2019, 8:26 p.m.

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LAVANYA VIJAYAKUMAR's image
LAVANYA VIJAYAKUMAR
Jan. 3, 2019, 5:27 p.m.
Since x=3,
Substituting it in the equation:

 (3)^2-2.3.k-6=0
3-6k=0
3=6k
K=1/2.
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