sin^(2)1^(@) + sin^(2) 3^(@) + sin^(2)5^...

`sin^(2)1^(@) + sin^(2) 3^(@) + sin^(2)5^(@) + .... + sin^(2)87^(@) + sin^(2) 89^(@)` का मान क्या होगा ?

A

`23(1)/(2)`

B

`22(1)/(2)`

C

`11(1)/(2)`

D

`12(1)/(2)`

लिखित उत्तर

Verified by Experts

The correct Answer is:

B

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