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KUMAR PRAKASHAN-TRIGONOMETRIC FUNCTIONS -SOLUTION OF NCERT EXEMPLAR PROBLEMS (OBJECTIVE TYPE QUESTIONS)
- If sintheta+cosectheta=2, then sin^(2)theta+cosec^(2)theta is equal to
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- If f(x)=cos^(2)x+sec^(2)x, then
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- If tantheta=(1)/(2)andtanphi=(1)/(3), then the value of theta+phi is
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- Which of the following is not correct?
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- The value of tan1^(@) tan2^(@) tan 3^(@)…..tan89^(@) is
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- The value of (1-tan^(2)15^(@))/(1+tan^(2)15^(@)) is
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- The value of cos1^(@)cos2^(@)cos3^(@)…..cos179^(@) is
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- If tantheta = 3andtheta lies in third quadrant, then the value of sint...
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- The value of tan75^(@)-cot75^(@) is
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- Which of the following is correct?
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- If tanalpha=(m)/(m+1)andtanbeta=(1)/(2m+1) then (alpha+beta) is equal ...
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- The minimum value of 3cosx+4sinx+8 is
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- The value of tan3A-tan2A-tanA is
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- The value of sin(45^(@)+theta)-cos(45^(@)-theta) is
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- The value of cot((pi)/(4)+theta)cot((pi)/(4)-theta) is
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- cos2thetacos2phi+sin^(2)(theta-phi)-sin^(2)(theta+phi) is equal to
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- The value of cos12^(@)+cos84^(@)+cos156^(@)+cos132^(@) is
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- If tanA=(1)/(2)andtanB=(1)/(3), then tan(2A+B) is equal to
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- The value of sin""(pi)/(10)sin""(13pi)/(10) is
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- The value of sin50^(@)-sin70^(@)+sin10^(@) is
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