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If 3cos^(2)A + 6sin^(2)A = 3, 0^circ le ...

If `3cos^(2)A + 6sin^(2)A = 3`, `0^circ le A le 90^circ` , then the value of A is: यदि `3cos^(2)A + 6sin^(2)A = 3`, `0^circ le A le 90^circ` है, तो A का मान हैः

A

`30^circ`

B

`0^circ`

C

`90^circ`

D

`45^circ`

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