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The value of (1-2 sin^2 theta cos^2 the...

The value of `(1-2 sin^2 theta cos^2 theta )/(sin^4 theta +cos^4 theta )-1` is:
`(1-2 sin^2 theta cos^2 theta )/(sin^4 theta +cos^4 theta )-1` का मान है :

A

`-2 sin^2 theta cos^2 theta `

B

`-1`

C

0

D

1

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PINNACLE-TRIGONOMETRY-EXERCISE
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  8. If 5 cos^2 theta+1=3 sin^2, 0^@< theta< 90^@, then the value of (tan t...

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  11. If 6tan theta-5 sqrt3 sec theta+12 cot theta=0,0^@< theta< 90^@, then ...

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  19. If (cos theta+sin theta)/(cos theta- sin theta)=8, then the value of c...

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