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PATHFINDER-TRIGONOMETRIC RATIOS AND IDENTITIES-QUESTION BANK
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- If cos5theta = acostheta +bcos^2theta + c.cos^5theta =d, then
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- prove that In an acute angled triangle ABC, secA+ secB+secCge6 is
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- If Tn=sin^ntheta+ cos^ntheta, then (T6-T4)/T6=m holds for value of m s...
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- Value of the expression 2sinx-cos2x is
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- The range of function tan(pi/4sin^2x) must be
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- The inequation 4sin3x+5ge4cos2x+5sinx
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- If 7cosx-24sinx=dcos(x+alpha), oltalphaltpi/2, be true for all x in R,...
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- Prove that abs(sinthetasin(60^@-theta)sin(60^@+theta)) le1/4 for all v...
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- In a Delta ABC
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- In a triangle tanA+tanB+tanC=6 and tanAtanB=2, then the values of tanA...
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- 0ltthetaltpi/2, if x=sum(n=0)^inftycos^(2n)theta,y=sum(n=0)^inftysin^(...
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- If tanalpha and tanbeta are the roots of the equation x^2+px+q=0 (pne0...
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- Let f(theta, alpha)= 2sin^2theta+4cos(theta+alpha)sintheta.sinalpha+co...
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- Let f(theta, alpha)= 2sin^2theta+4cos(theta+alpha)sintheta.sinalpha+co...
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- Let f(theta) = sqrt(a^2cos^2theta+b^2sin^2theta) + sqrt(a^2sin^2theta+...
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- Let f(theta) = sqrt(a^2cos^2theta+b^2sin^2theta) + sqrt(a^2sin^2theta+...
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