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Simplify each of the following: cos^(-1)...

Simplify each of the following: `cos^(-1)(3/5cosx+4/5sinx)` , where `-(3pi)/4lt=xlt=pi/4` `sin^(-1)(5/(13)cosx+(12)/(13)sinx)`

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RD SHARMA ENGLISH-INVERSE TRIGONOMETRIC FUNCTION-All Questions
  1. Prove that: tan^(-1){(sqrt(1+x)-sqrt(1-x))/(sqrt(1+x)+sqrt(1-x))}=pi/4...

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  2. Prove that tan^(-1)((sqrt(1+x^(2))+sqrt(1-x^(2)))/(sqrt(1+x^(2))-sqrt(...

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  3. Simplify each of the following: cos^(-1)(3/5cosx+4/5sinx) , where -(3p...

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  4. Simplify: sin^(-1)(5/(13)cosx+(12)/(13)sinx)

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  5. Simplify: sin^(-1)((sinx+cosx)/(sqrt(2))) where - π/4 < x < π/4

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  6. Simplify: cos^(-1)((sinx+cosx)/(sqrt(2))),π/4 < x <(5π)/4

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  7. Simplify each of the following: sin^(-1)((sinx+cosx)/(sqrt(2))),\ pi...

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  8. Evaluate the following: sin^(-1)(sin10) (ii) sin^(-1)(sin5)

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  9. Evaluate the following: cos^(-1)(cos10) (ii) tan^(-1){tan(-6)}

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  10. Evaluate each of the following: sin^(-1)(sin(pi/6)) (ii) sin^(-1)(si...

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  11. Evaluate each of the following: (i)sin^(-1)(sin((13pi)/7)) (ii) sin^...

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  12. Evaluate each of the following: sin^(-1)(sin3) (ii) sin^(-1)(sin4)

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  13. Evaluate each of the following: sin^(-1)(sin12) (ii) sin^(-1)(sin2)

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  14. Evaluate each of the following: (i)cos^(-1){cos(-pi/4)} (ii) cos^(-1...

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  15. Evaluate each of the following: (i)cos^(-1)(cos((13pi)/6)) (ii) cos^...

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  16. Evaluate each of the following: cos^(-1)(cos5) (ii) cos^(-1)(cos12)

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  17. Evaluate each of the following: tan^(-1)(tanpi/3) (ii) tan^(-1)(tan...

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  18. Evaluate each of the following: tan^(-1)(tan(9pi)/4) (ii) tan^(-1)(...

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  19. Evaluate each of the following: tan^(-1)(tan4) (ii) tan^(-1)(tan12)

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  20. Evaluate each of the following: sec^(-1)(secpi/3) (ii) sec^(-1)(sec(2p...

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