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PATHFINDER-MEASUREMENT OF ANGLES & TRIGONOMETRIC FUNCTIONS -QUESTION BANK
- Find the value of cos (-1710^(@)).
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- Prove that cot^2 60^@+sin^2 45^@ +sin^2 30^@+cos^2 90^@=(13)/(12)
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- Solve for x :sintheta=x+1/x,x inR.
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- Prove that ((sin0^@+cos30^@)(sin30^@+tan45^@))/((tan30^@+cot60^@)(sec6...
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- Prove that cos^2( pi/8)+cos^2((3pi)/8)+cos^2 ((5pi)/8)+cos^2 ((7pi)/8)...
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- Evaluate cos^2((pi)/(3))+sin^2((pi)/6)-tan^2((pi)/4)
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- Find the degree measure of the angle subtended at the centre of a circ...
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- Prove that cos510^@cos330^@+sin390^@cos120^@=-1
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- Evaluate cosec(-1200^@).
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- In a DeltaABC.Prove that cos (A+B)+cosC=0.
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- Find x if cosec(90^@+theta)+xcostheta cot(90^@+theta)=sin(90+theta)
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- Prove that (1/(sec^2theta-cos^2theta)+1/(cosec^2-sin^2theta))sin^2thet...
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- If (cosecalpha-cotalpha)(cosecbeta-cotbeta)(cosecgamma-cotgamma)= (co...
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- If (ax)/costheta+(by)/(sintheta)=a^2-b^2 and (axsintheta)/(cos^2theta)...
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- If costheta+sintheta=sqrt2costheta, Prove that costheta-sintheta=sqrt2...
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- If Tn=sin^ntheta+cos^nthetaProve that (T3-T5)/(T1)=(T5-T7)/(T3)
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- The angular diameter of the moon 30' . How far from the eye a coin of ...
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- If tan^2theta=1-e^2,Prove that sectheta+tan^3thetacosectheta=(2-e^2)^(...
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- Prove that costheta(tantheta+2)(2tantheta+1)=2sectheta+5sintheta
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- Prove that sqrt((1-sintheta)/(1+sintheta))+sqrt((1+sintheta)/(1-sinthe...
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