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If sce A=17/8 and cosec B=5/4, then sec(...

If `sce A=17/8` and cosec B=5/4`, then `sec(A+B)` can have the value equal to -

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ALLEN-TRIGONOMETRIC RATIOS AND IDENTITIES-All Questions
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  2. (sin^3theta-cos^3theta)/(sintheta-costheta)-(costheta)/(sqrt(1+cot^2th...

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  3. If sce A=17/8 and cosec B=5/4, then sec(A+B) can have the value equal ...

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  4. Which os the following when simplified reduces to unity ? (1-2sin^2alp...

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  5. It is known that sinbeta=4/5 and 0 < beta < pi then the value of (sqrt...

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  6. In a triangle ABC, angle A is greater than angle B. If the measures of...

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  7. If (sin3theta)/(sintheta)=(11)/(25)\ t h e ntan(theta/2) can have the...

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  8. The expression ((cos A-cos B)/(sin A-sin B))^m+((sin A+sin B)/(cos A-c...

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  9. If cos(A-B)=3/5a n d\ t a n AtanB=2, t h e n cos A\ cosB=1/5 b. cosA...

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  10. If A+B=pi/3a n d\ cos A+cos B=1,\ t h e n- a.cos(A-B)=1//3 b. \ |cos ...

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  11. If Aa n dB are acute positive angles satisfying the equations 3sin^2A...

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  12. If A+B-C=3pi,\ t h e n\ sin A+ sin B-sin C is equal to- a.4sin(A/...

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  13. If tan^2 theta+ cot^2 theta=52, then the value of tan^2 theta+ cot^2...

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  14. Given both thetaa n dphi are acute angles and sintheta=1/2,cosvarphi=...

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  15. The maximum value of (log)(20)(3s in x-4cos x+15)- a.\ 1 b. 2 c. 3 d....

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  16. x^2 +y^2= 9 & 4a^2 + 9b^2= 16, then maximum value of 4a^2 x^2+ 9b^2y^2...

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  17. If three angles A, B, C are such that cos A+ cos B + cos C = 0 and if ...

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  18. f(x)=(s i x)/(sqrt(1+tan^2x))+(cos x)/(sqrt(1+cot^2x)) is constant in ...

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  19. Q. Let n be an add integer if sin ntheta-sum(r=0)^n(br)sin^rtheta, for...

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  20. For a positive integer n , let fn(theta)=(tantheta//2)(1+sectheta)(1+s...

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