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PINNACLE-TRIGONOMETRY-EXERCISE
- If (tan theta + sin theta)/(tan theta - sin theta)=(k+1)/(k-1). Then k...
02:01
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- The value of sin^2 38^@+ sin^2 52^@+ sin^2 30^@- tan^2 45^@ is equal t...
02:12
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- If Cosec theta=13/12, then Sin theta +Cos theta -tan theta is equal t...
03:10
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- The value of (sin 44^@)/(cos 46^@)+ sin^2 60^@-cos^2 45^@+ sec 60^@ is...
02:24
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- If 3cos^2 A+7 sin^2 A=4, then what is the value of cot A, given that A...
02:05
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- If (cos^2 theta)/(cot^2 theta-cos^2 theta)=3, 0^@< theta<90^@, then th...
02:55
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- The value of 1/(sin theta)-(cot^2 theta) /(1+cosec theta) is : 1/(si...
02:33
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- (1/(1+sin^2 theta)+1/(1+cosec^2 theta)) =?
01:32
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- The value of 1/(secx- tanx)-1/(cos x), 0^@ <x<90^@, is equal to : ...
02:11
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- If 4 - 2 sin^2 theta-5 cos theta=0, 0^@ < theta<90^@, then the value ...
02:16
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- If cot theta= sqrt7, then the value of (cosec^2 theta-sec^2 theta)/(co...
02:05
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- If sin theta= a/(sqrt(a^2+b^2)), 0^@< theta<90^@, then the value of se...
02:34
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- ((2 tan 30^@)/(1-tan^2 30^@))=?
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- If 1/(cosec theta-1)+1/(cosec theta+1) =2 sec theta, 0^@< theta<90^@, ...
03:50
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- If cos^2 theta-sin^2 theta-3 Cos theta+2 =0, 0^@< theta<90^@, then wha...
05:31
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- ((sec theta+tan theta)(1-sin theta))/ (cosec theta(1+cos theta)(cosec ...
03:28
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- If Cot theta=1/sqrt3, then the value of (2-sin^2 theta)/(1-cos^2 theta...
03:12
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- If Cosec 31^@=x, then sin^2 59+1/(cosec^2 31)+ tan^2 59-1/(sin^2 59. c...
04:56
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- If sqrt((1-cos theta)/(1+cos theta)) xx sqrt((cosec theta-cot theta)/(...
01:41
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- If sin(A+B) = sqrt3/2 and tan(A-B)= 1/sqrt3, then (2A + 3B) is equal t...
02:23
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