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If 3^(sin 2x + 2 cos^2 x) + 3^( 1 - sin ...

If `3^(sin 2x + 2 cos^2 x) + 3^( 1 - sin 2x + 2 sin^2 x) = 28`, then tan x is

A

-1

B

-0.5

C

1

D

44198

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The correct Answer is:
A
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PATHFINDER-TRIGONOMETRIC EQUATION AND INVERSE-QUESTION BANK
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  10. Value of cos^-1 sqrt((1 + sqrt(1 + x^2))/(2sqrt(1 + x^2))) , x ge 0 is

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  11. The value of tan^2 (sec^-1 2)+ cot^2(cosec^-1 3) is

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  12. 2 cos^-1 x = sin^-1(2xsqrt(1 - x^2)) is valid for

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  14. The number of solution of the equation x^3 + x^2 + 4x + 2 sin x = 0 , ...

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  17. Number of solution of (sin4theta)/(sin 2theta) = (y + 1)/(y - 1) if 1/...

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