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Write the maximum and minimum values of `sinx dot`

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RD SHARMA ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
  1. Prove that : tan 225^@ cot 405^@+ tan 765^@ cot 675^@=0

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  2. Write the maximum and minimum values of cos(cosx)

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  3. Write the maximum and minimum values of sinx dot

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  4. Write the maximum value of sin(cosx)dot

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  5. If sin x=cos^2x ,\ then write the value of cos^2x\ (1+cos^2x)dot

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  6. If sin x+cosec\ x=2, then write the value of sin^n x+cos e c^n xdot

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  7. If sintheta1+sintheta2+sintheta3=3, then costheta1+costheta2+costheta3...

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  8. Write the value of sin 10^0+sin 20^0+sin 30^0+....+sin 360^@

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  9. A circular wire of radius 15cm is cut and bent so as to lie along the ...

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  10. The value for 2(sin^6theta+cos^6theta)-3(sin^4theta+cos^4theta)+1 is

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  11. Write the value of cos1^0+cos2^0+cos3^0++cos 180^0dot

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  12. If cot(alpha+beta)=0\ ,\ then write the value of "sin"(alpha+2beta) .

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  13. If t a n A+cot A=4, then write the value of t a n^4A+cot^4Adot

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  14. Write the least value of cos^2theta+sec^2thetadot

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  15. If x=sin^(14)theta+cos^(20)theta , then write the smallest interval in...

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  16. If 3sintheta+5costheta=5, then write the value of 5sin theta-3costheta...

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  17. If t a ntheta=x-1/(4x) , then s e ctheta-t a ntheta is equal to (a) -2...

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  18. If pi/2 < theta < (3pi)/2 then sqrt ((1-sin theta)/(1+sin theta))= a. ...

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  19. If pi lt theta lt 2pi then sqrt ((1+cos theta)/(1-cos theta))= a. co...

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  20. If sec theta= x+1/(4x) then sec theta+ tan theta= (a) x, 1/(x), (b) 2x...

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