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The equation e^(sin x) -e^(-sin x)-4=0 h...

The equation `e^(sin x) -e^(-sin x)-4=0` has

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CENGAGE PUBLICATION-TRIGONOMETRIC FUNCTIONS-All Questions
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  2. In a triangle ABC, (a+b+c)(b+c-a)=kbc if

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  3. The equation e^(sin x) -e^(-sin x)-4=0 has

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  4. If in A B C ,A=pi/7,B=(2pi)/7,C=(4pi)/7 then a^2+b^2+c^2 must be (a)R...

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  5. If x in (0,2pi)a n dy in (0,2pi) , then find the number of distinct or...

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  6. In a triangle A B CifB C=1 and AC=2, then what is the maximum possible...

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  7. Find the number of roots of the equation 16sec^3theta-12tan^2theta-4se...

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  8. If a^2, b^2,c^2 are in A.P., then prove that tanA ,tanB ,tanC are in H...

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  9. If 2tan^2x-5secx=1 for exactly seven distinct value of x in [0,(npi)/2...

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  10. If an a triangle A B C , b=3 c, a n d C-B=90^0, then find the value o...

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  11. The real roots of the equation cos^7x+sin^4x=1 in the interval (-pi,pi...

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  12. If the base angles of triangle are ((22)/(12))^@ and (112 1/2)^@ , th...

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  13. The general solution of the trigonometric equation sinx+cosx=1 is give...

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  14. Prove that: (sin(B-C))/(cosBcosC)+(sin(C-A))/(cosCcosA)+(sin(A-B))/(co...

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  15. The equation 2cos^2 (x/2)sin^2x=x^2+x^(-2);0

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  16. The perimeter of a triangle ABC is saix times the arithmetic mean of ...

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  17. One of the general solutions of 4sinthetasin2thetasin4theta=sin3theta ...

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  18. If A=75^@,B=45^@, then prove that b+csqrt(2)=2a

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  19. The general solution of the equation 8cosxcos2xcos4x=(sin6x)/(sin x) ...

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  20. in triangleABC if (a^2+b^2)/(a^2-b^2)=sin(A+B)/sin(A-B) then prove th...

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