If the equation x^(2) + 12 + 3 sin (a + ...

If the equation `x^(2) + 12 + 3 sin (a + bx) + 6x = 0 ` has at least one real solution, when `a, b in [0, 2 pi]` , then the value of a = 3b is `(n in Z)`

A

`2npi`

B

`(2n+1)pi`

C

`(4n-1)(pi)/2`

D

`(4n+1)(pi)/2`

Text Solution

Verified by Experts

The correct Answer is:

C

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