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For the equation 2x=tan(2tan^(-1)a)+2 t ...

For the equation `2x=tan(2tan^(-1)a)+2 t a n(tan^(-1)a+tan^(-1)a^3)` , which of the following is/are invalid? a.`"a"^2"x"+2"a"="x"` b. `"a"^2+2"a x"+1=0` c.`"a"!=0` d. `a!=-1,\ 1`

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ALLEN-INVERSE TRIGONOMETRIC FUNCTIONS-All Questions
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  2. The value of sin\ (1/2cot^(-1)(-3/4))+cos(1/2cot^(-1)(-3/4)) is/are eq...

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  3. For the equation 2x=tan(2tan^(-1)a)+2 t a n(tan^(-1)a+tan^(-1)a^3) , w...

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  4. Which of the following pairs of function/functions has same graph? y=...

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  5. The solution set of the equation sin^(-1) sqrt(1 - x^(2)) + cos^(-1)...

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  6. The solution set of the equation sin^(-1) sqrt(1 - x^(2)) + cos^(-1)...

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  7. If 0ltxlt1, then "tan"^(-1)(sqrt(1-x^(2)))/(1+x) is equal to

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  8. The number of real solutions of tan^(-1)sqrt(x(x+1))+sin^(-1)sqrt(x^2+...

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  9. Value of k for which the point (alpha,sin^(-1)alpha)(alpha>0) lies ins...

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  10. Solution set of the inequality sin^(-1)(sin((2x^2+3)/(x^2+1)))lt=pi-5/...

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  11. Sum of infinite terms of the series cos^(-1) ( 1^(2) + 3/4) + cot^(-...

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  12. If the numerical value of tan(cos^(-1)((4)/(5))+tan^(-1)((2)/(3)))" i...

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  13. The value of cos[1/2cos^(-1)(cos(-(14pi)/5))]\ is/are a.cos(-(7pi)/...

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  14. Prove that tan^(-1).(1)/(4) + tan^(-1).(2)/(9) = (1)/(2) cos ^(-1).(3)...

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  15. Solve: sin^(-1)(3x)/5+sin^(-1)(4x)/5=sin^(-1)x

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  16. Evaluate: sin(cot^(-1)x) (ii) cos(tan^(-1)x)

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  17. sin(cot^(-1)(tan(tan^(-1)x))),"x" in (0," 1]

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  18. x≥0,y≥0,z≥0 and tan^(-1) x+tan^(-1) y+tan^(-1) z=k, the possible value...

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  19. x≥0,y≥0,z≥0 and tan^(-1) x+tan^(-1) y+tan^(-1) z=k, the possible value...

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  20. x≥0,y≥0,z≥0 and tan^(-1) x+tan^(-1) y+tan^(-1) z=k, the possible value...

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