यदि cos x = sin y और cot (x - 40^@) = ta...

यदि `cos x = sin y` और `cot (x - 40^@) = tan (50^@ – y)` हो, तो x और y का मान क्या होगा?

A

`x = 70^@ , y = 20^@`

B

`x = 75^@ , y = 15^@`

C

`x = 85^@, y = 5^@`

D

`x = 80^@, y = 10^@`

लिखित उत्तर

Verified by Experts

The correct Answer is:

C

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