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If 0lt=xlt=2pi, then the number of solu...

If `0lt=xlt=2pi,` then the number of solutions of `3(sinx+cosx)-2(sin^3x+cos^3x)=8` is

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CENGAGE ENGLISH-TRIGONOMETRIC FUNCTIONS-All Questions
  1. The number of real roots of the equation cos e ctheta+sectheta-sqrt(15...

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  2. In triangle A B C ,D is on A C such that A D=B C' and BD=D C ,/D B C=2...

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  3. If 0lt=xlt=2pi, then the number of solutions of 3(sinx+cosx)-2(sin^3x...

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  4. If a in (0,1)a n df(a)=(a^2-a+1)+(8sin^2a)/(sqrt(a^2-a+1))+(27 cos e c...

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  5. Prove that the area of a regular polygon hawing 2n sides, inscribed in...

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  6. If 2 sin^(2) ((pi//2) cos^(2) x)=1-cos (pi sin 2x), x ne (2n + 1) pi//...

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  7. If (sin^4x)/2+(cos^4x)/3=1/5t h e n tan^2x=2/3 (b) (sin^8x)/8+(cos^...

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  8. If b=3,c=4,a n dB=pi/3, then find the number of triangles that can be ...

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  9. The number of solutions of the equation cos6x+tan^2x+cos(6x)tan^2x=1 ...

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  10. Prove that the sum of the radii of the radii of the circles, which are...

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  11. If A=4sintheta+cos^2theta, then which of the following is not true? ...

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

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

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

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

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

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

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

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

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