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Without using Trigonometric tables, eval...

Without using Trigonometric tables, evaluate:- `2(sin43^@)/(cos47^@)-(cot30^@)/(tan60^@)-sqrt2 sin45^@` .

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Without using Trigonometric Tables evaluate the following :- (sec50^@sin40^@+cos40^@cosec50^@)

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MBD-INTRODUCTION TO TRIGONOMETRY-EXERCISE
  1. Ifsin(A-B)= sin A cosB-cos A sin B and cos(A-B) = cosA cosB + sin A si...

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  2. Express cot 85^@ + cos 75^@ in terms of trigonometric ratios of angles...

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  3. Without using Trigonometric tables, evaluate:- 2(sin43^@)/(cos47^@)-(c...

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  4. Without using Trigonometric tables, evaluate:- (cos^2 20^@+cos^2 70^@)...

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  5. Without using Trigonometric tables, evaluate:- 2(cos67^@)/(sin23^@)-(t...

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  6. Evaluate : (sin70^@)/(cos 20^@)+(cosec36^@)/(sec54^@)-(2cos43^@cosec47...

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  7. Evaluate : (tan20^@)/(cot70^@) +(cot50^@)/(tan40^@)+(sin^2 20^@+sin^2 ...

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  8. Without using Trigonometric Tables evaluate the following :- sinthetac...

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  9. Evaluate : tan 15^@ tan25^@tan60^@tan65^@tan75^@ .

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  10. Evaluate : tan65^@/cot25^@ .

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  11. If sin 3A = cos (A- 26^@) where 3A is an acute angle, find the value o...

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  12. Evaluate : (cos80^@)/(sin10^@)+cos59^@ cosec31^@ .

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  13. Without using Trigonometric Tables evaluate the following :- sec70^@si...

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  14. Without using Trigonometric Tables evaluate the following :- (2cos38^@...

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  15. Without using Trigonometric Tables evaluate the following :- (cosec^2 ...

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  16. Without using Trigonometric Tables evaluate the following :- (cos35^@...

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  17. Without using Trigonometric Tables evaluate the following :- (cos58^@)...

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  18. Without using Trigonometric Tables evaluate the following :- ((tan20^@...

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  19. Without using Trigonometric Tables evaluate the following :- 3((sin36^...

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  20. Without using Trigonometric Tables evaluate the following :- (tan 48)/...

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