sqrt(3)sin x+cos x=8y-y^(2)-18, there 0 ...

`sqrt(3)sin x+cos x=8y-y^(2)-18`, there `0 le xl le 4 pi , y in R` then ______

A

`x = ( 4 pi)/( 3), (10 pi)/( 3), y = - 2, 4`

B

`x = (2 pi)/( 3), (4 pi)/( 3), y =- 2, 4`

C

`x = (5 pi)/( 3), (10 pi)/( 3), y = - 2, 4`

D

`x = (4 pi)/( 3), (5 pi)/( 3), y = - 2, 4`

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The correct Answer is:

A

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