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DISHA PUBLICATION-TRIGONOMETRIC FUNCTIONS -EXERCISE-1
- If sin q + cosecq =2, then the vlaue of sin ^(6) q + cosec ^(6) q is e...
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- Find the radius of the circle in which a central angle of 60^(@) inter...
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- If cos theta = - 3/5 and pi lt theta lt 3pi/2, find the value of (sec ...
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- The range of f(x) = cos x - sin x is
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- If sin x + cos x = 1/5, then tan 2x is
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- The least values of ( sin ^(2) theta+ cosec ^(2) theta) is
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- The maximum value of [sin (x+(pi)/(6))+cos (x+(pi)/(6))] in the interv...
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- The expression (cos 6x+6cos 4x+15 cos 2x+10)/(cos 5x+5 cos 3x+10 co...
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- Which of the following functions has period 2pi ?
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- The value of cot 5^(@).cot 10^(@).cot 15^(@)……cot 85^(@) is
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- Write the value of tan((19pi)/(3))
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- (1+ sin A- cos A)/( 1+ sin A + cos A)=
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- Prove that: t a nA+tan(60^0+A)-t a n(60^0-A)=3t a n3A
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- If (sin (x+y))/( sin(x-y))=(a+b)/(a-b) , then (tan x)/( tan y) is equa...
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- If tan A=1/2 and tan B=1/3, then: A+B=
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- Find the value of sin((31pi)/(3)).
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- 1/4[sqrt(3)cos2 3^(@)-sin2 3^(@)]=
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- If tan ^2 theta =1-e ^(2), then sec theta + tan ^(3) theta cosec thet...
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- The value of sin 765^(@) is (1)/(sqrtn). Value of n is
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- cot(-15pi)/(4)
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