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If the equation x^(2) + 2 (k+3) x +12k=0...

If the equation `x^(2) + 2 (k+3) x +12k=0` has equal roots, then `k=`

A

1 or 3

B

3

C

2 or 3

D

2

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • The product of the roots of the equations x^(2) + 5x+ (k+ 4) =0 is zero , then k is equal to

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  • If one root of the equation x^(2)+p x+12=0 is 4, while the equation x^(2)+p x+q=0 has equal roots then the value of q is

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    D
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  • The number of values of 'k' for which the equation x^(2) - 3x + k = 0 has two distinct roots lying in the interval (0,1) is :

    A
    three
    B
    two
    C
    infinitely many
    D
    no value of k satisfies the requirement.

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