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AAKASH SERIES-TRIGONOMERTIC RATIOS-PRACTICE EXERCISE
- Which of the following is not possible ?
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- The equation sin x= k + 1/k ( k gt 0) is
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- Which one of the following is true ?
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- I: If x= sin 1 , y= sin1^(@) then x lt y II : If x = cos 1 , y ...
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- If A=tan 1, B = tan. 9/5 then
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- A= sin 1, B = cos 1, C = tan 1 then the ascending order is
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- If Sin theta(1) + Sin theta(2) + Sin theta(3) = 3 then Cos theta(1) + ...
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- If Cos theta(1) + Cos theta(2) + Cos theta(3) = 3 then Sin theta(1) +...
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- If cos theta + sec theta = 2 then cos^(n) theta + sec^(n) theta =
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- If cot theta + tan theta = 2 then cot^(n) theta + tan^(n) theta =
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- If cot ( alpha + beta) = 0 then sin ( alpha + 2 beta) =
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- If tan ( alpha + beta) = sqrt(3), tan ( alpha - beta ) =1 then tan 6 ...
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- If n is even then sin theta + sin ( pi + theta ) + sin (2 pi + theta) ...
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- sin 10^(@) + sin 20^(@) + sin30^(@) + .......sin 360^(@)=
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- cos 20^(@) + cos 40^(@) + cos 60^(@) +...+cos160^(@)+cos 180^(@)=
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- cos5^(@) + cos 24^(@) + cos 175^(@) + cos 204^(@) + cos 300^(@) =
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- cos. (pi)/(13) + cos. (5pi)/(13) + cos. (8pi)/(13) + cos. (12pi)/(13)=
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- cos. (3pi)/(19) + cos . (7pi)/(19) + cos. (12pi)/(19) + cos. (16pi)/(1...
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- tan. (pi)/(10) + tan. (3pi)/(10) + tan. (7pi)/(10) + tan. (9pi)/(10) ...
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- If alpha , beta are supplementary angles , then cos^(2)alpha + sin^(...
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