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Which of the following is the least? sin...

Which of the following is the least? sin 3      (b)  sin 2        (c) sin 1            (d) sin 7

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CENGAGE ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
  1. If A=4sintheta+cos^2theta, then which of the following is not true? ...

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  2. The number of solutions of the equation sin^3xcosx+sin^2xcos^2x+sinxco...

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  3. Which of the following is the least? sin 3      (b)  sin 2        (...

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  4. If the area of the circle is A1 and the area of the regular pentagon i...

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  5. The general solution of the equation sinx-3sin2x+sin3x=cosx-3cos2x+cos...

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  6. Which of the following is the least? (a) sin 3      (b)  sin 2 ...

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  7. In A B C ,s i d e sb , c and angle B are given such that a has two va...

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  8. If theta in [0,5pi] and r in R such that 2sintheta=r^4-2r^2+3 then the...

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  9. Find the least value of sec^6x+cos e c^6x+sec^6xcos e c^6xdot

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  10. In A B C ,a , ca n dA are given and b1,b2 are two values of the third...

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  11. The solutions of the equation 1+(sinx-cosx)sinpi/4=2cos^2(5x)/2 is/are...

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  12. Find the values of a for which a^2-6sinx-5ale0,Aax inR.

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  13. If A=30^0, a=7,a n db=8 in A B C , then find the number of triangles ...

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  14. If xa n dy are positive acute angles such that (x+y) and (x-y) satisfy...

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  15. Find the minimum value of 2costheta+1/(sintheta)+sqrt(2)tanthetain(0,p...

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  16. If in triangle ABC, (a=(1+sqrt(3))c m ,b=2c m ,a n d/C=60^0 , then fin...

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  17. Solve sin^4(x/3)+cos^4(x/3)>1/2

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  18. If sin^4alpha+cos^4beta+2=4sinalphacosbeta,0lt=alpha,betalt=pi/2 then ...

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  19. In A B C ,/A=90^0a n dA D is an altitude. Complete the relation (B D)...

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  20. Solve sinx+siny=sin(x+y)a n d|x|+|y|=1

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