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The value of (sin^2 52^@+2+sin^2 38^@)/(...

The value of `(sin^2 52^@+2+sin^2 38^@)/(4cos^2 43^@-5+4cos^2 47^@)` is :
`(sin^2 52^@+2+sin^2 38^@)/(4cos^2 43^@-5+4cos^2 47^@)` का मान ज्ञात करें:

A

3

B

`1/3`

C

`-3`

D

`-1/3`

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