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PINNACLE-TRIGONOMETRY-EXERCISE
- The value of cos^2 45^@+sin^2 30^@- sin^2 60^@ is equal to: cos^2 4...
01:27
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- The value of cot^2 A-1/(sin^2 A) is equal to: cot^2 A-1/(sin^2 A) क...
01:38
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- Find the value of (1 +cot^2 theta )(1-cos^2 theta ) (1 +cot^2 theta ...
01:52
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- If 4 tan theta =3, then find the value of (5 sin theta -3 cos theta )/...
01:07
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- (cosec 31^@)/(sec 59^@) is equal to: (cosec 31^@)/(sec 59^@) का मान...
01:09
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- If sin theta=(p^2-1)/(p^2+1), then cos theta is equal to : यदि sin t...
02:26
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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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- Let a=(2sinx)/(1+sinx+cosx) and b= c/(1+sinx). Then a = b, if c = ? ...
03:38
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- If sin theta=sqrt 3 cos theta, 0^@< theta <90^@, then the value of 2 s...
04:06
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- The value of the expression (cos^6 theta+sin^6 theta-1)(tan^2 theta+co...
02:32
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- ((2SinA)(1+SinA))/(1+SinA+CosA) is equal to : ((2SinA)(1+SinA))/(1+S...
03:42
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- The value of ((cos9^@ + sin81^@) (sec9^@+ cosec81^@))/(sin56^@.sec34^@...
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- If theta lies in the first quadrant and cos^2 theta-sin^2 theta=1/2, t...
02:17
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- What is the value of cosec(65^@+theta) -sec(25^@-theta)+tan^2 20^@- co...
02:27
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- ((1+cos theta)^2+ sin^2 theta)/ ((cosec^2 theta-1)sin^2 theta) =?
03:00
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- ((1-tan theta)/(1-cot theta))^2 +1 =
01:41
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- sqrt((cot theta+cos theta)/(cot theta -cos theta)) is equal to : sqr...
03:41
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- If 5 sin theta-4cos theta=0, 0^@< theta< 90^@, then the value of (5 si...
02:22
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- The value of ((sinA)/(1-cosA)+(1-cosA)/ (sinA)) div ((cot^2 A)/(1+cose...
04:34
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- If (1+sin psi)/(1-sin psi)=p^2/q^2 then sec psi is equal to : यदि (1...
03:26
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