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If x cos^2 30^@. sin 60^@=(tan^2 45^@. s...

If `x cos^2 30^@. sin 60^@=(tan^2 45^@. sec 60^@)/(cosec 60^@)` then the value of x is
यदि `x cos^2 30^@. sin 60^@=(tan^2 45^@. sec 60^@)/(cosec 60^@)` है, तो x का मान ज्ञात करें।

A

A)`1/sqrt2`

B

B)`1/2`

C

C)`1/sqrt3`

D

D)`2 2/3`

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