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If x=Sin 1, y = Sin 2, z= Sin 3 then...

If `x=Sin 1, y = Sin 2, z= Sin 3` then

A

`x lt y lt z`

B

`x gt y gt z`

C

`y lt z lt x`

D

`z lt x lt y`

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AAKASH SERIES-TRIGONOMERTIC RATIOS-EXERCISE- II
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  6. If sin A , cos A and tan A are in G.P. then cot^(6) A- cot^(2) A =

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  7. sin^(2) theta = ((x+y)^(2))/(4xy) is true if and only if

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  8. Which of the following is possible?

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  9. If y=cos^(2) theta + sec^(2) theta , theta != n pi, n in Z then

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  11. sin^(2) 5^(@)+sin^(2) 10^(@) +sin^(2)15^(@)+...+sin^(2) 180^(@)=

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  12. If K is a positive integer then sin(alpha + pi) + Sin(alpha + 2pi) + S...

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  13. cos theta + cos ( pi + theta ) + cos (2pi + theta) + ...+2n terms =

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  14. sin^(4) theta + 2 sin^(2) theta (1-(1)/("cosec"^(2) theta ) )+ cos^(4)...

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  15. cos^(2) 5^(@) + cos^(2) 10^(@) +cos^(2) 15^(@)+...+cos^(2)360^(@)=

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  16. In Delta ABC, cos""((B+2C+3A)/(2))+ cos""((A-B)/(2))=

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  17. The ratio between (1+cos alpha)/(sin^(2) alpha) and a+((1+cos alpha)/(...

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  18. If theta = (pi)/(21), then (sin23 theta-sin 7 theta)/( sin2 theta + si...

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