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sin^(2)17.5^(@) + sin^(2)72.5^(@) is equ...

`sin^(2)17.5^(@) + sin^(2)72.5^(@)` is equal to

A

`cos^(2) 90^(@)`

B

`tan^(2)45^(@)`

C

`cos^(2)30^(@)`

D

`sin^(2)45^(@)`

Text Solution

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The correct Answer is:
B
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KCET PREVIOUS YEAR PAPERS-KARNATAKA CET 2007-MATHEMATICS
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