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RD SHARMA ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
- If sin x+cosec\ x=2, then write the value of sin^n x+cos e c^n xdot
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- If sintheta1+sintheta2+sintheta3=3, then costheta1+costheta2+costheta3...
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- Write the value of sin 10^0+sin 20^0+sin 30^0+....+sin 360^@
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- A circular wire of radius 15cm is cut and bent so as to lie along the ...
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- The value for 2(sin^6theta+cos^6theta)-3(sin^4theta+cos^4theta)+1 is
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- Write the value of cos1^0+cos2^0+cos3^0++cos 180^0dot
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- If cot(alpha+beta)=0\ ,\ then write the value of "sin"(alpha+2beta) .
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- If t a n A+cot A=4, then write the value of t a n^4A+cot^4Adot
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- Write the least value of cos^2theta+sec^2thetadot
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- If x=sin^(14)theta+cos^(20)theta , then write the smallest interval in...
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- If 3sintheta+5costheta=5, then write the value of 5sin theta-3costheta...
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- If t a ntheta=x-1/(4x) , then s e ctheta-t a ntheta is equal to (a) -2...
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- If pi/2 < theta < (3pi)/2 then sqrt ((1-sin theta)/(1+sin theta))= a. ...
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- If pi lt theta lt 2pi then sqrt ((1+cos theta)/(1-cos theta))= a. co...
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- If sec theta= x+1/(4x) then sec theta+ tan theta= (a) x, 1/(x), (b) 2x...
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- If pi/2ltthetaltpi, then sqrt((1-sintheta)/(1+sintheta))+sqrt((1+sinth...
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- If tanθ+secθ=√3,0 <θ<π, then θ is equal to a. (5pi)/6 b. (2pi)/3 c. pi...
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- If t a ntheta=-1/(sqrt(5)) and theta lies in the IV quadrant, then the...
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- sin^6A+cos^6A+3sin^2A cos^2A=\ a. 0 b. 1 c. 2 d. 3
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- If cosec theta- cot theta=1/2, 0 < theta < pi/2 then cos theta= a.5/3,...
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