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If sec 3x = cosec(3x -45^@), where 3x is...

If `sec 3x = cosec(3x -45^@)`, where 3x is an acute angle, then x is equal to:
यदि `sec 3x = cosec(3x -45^@)` तो x का मान ज्ञात करें जहाँ 3x एक न्यून कोण है

A

`35^@`

B

`27.5^@`

C

`22.5^@`

D

`45^@`

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