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If tan theta =12/5 and theta lies in 1st...

If `tan theta =12/5` and `theta` lies in 1st quadrant, then find `5 sin theta-12 cos theta=?`

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CHETANA PUBLICATION-TRIGONOMETRY-EXAMPLE
  1. If sin theta=15/17 and theta lies in 1st quadrant, then cos theta=?

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  2. (cos 62^@)/(sin 28^@)=?

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  3. If tan theta =12/5 and theta lies in 1st quadrant, then find 5 sin the...

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  4. If theta lies in 1st quadrant and cos theta=24/25, then find sin theta...

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  5. If sin theta = 11/61 find the values of cos theta using trigonometric...

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  6. If tan theta = 3/4 then find the value of sec theta and cos theta.

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  7. If sin theta = 7/25 then find cos theta and tan theta.

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  8. If tan theta = 2 then find values of other trigonometric ratios.

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  9. If cot theta = 40/9, find the value of coses theta and sin theta.

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  10. If sec theta = 13/12, find values of other trigonometric ratios.

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  11. If 5 sec theta -12 cosec theta=0, find the values of sec theta, cos th...

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  12. If tan theta = 1 then find the vlue of (sin theta + cos theta)/(sec th...

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  13. prove that: (i) (sin^2 theta)/ (cos theta) +cos theta =sec theta

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  14. prove that cos^2theta(1 + tan^2 theta) = 1

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  15. prove that sqrt ((1-sin theta) / ( 1 + sec theta )) = sec theta -tan t...

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  16. prove that (sec theta - cos theta ) (cot theta + tan theta) = tan thet...

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  17. prove that cot theta + tan theta = cosec theta. Sec theta

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  18. prove that (1)/(sec theta -tan theta) = sec theta + tan theta

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  19. Prove that sin^4 theta - cos^4 theta = 1 - 2cos^2 theta

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  20. prove that sin theta + tan theta = (cos theta) / (1-sin theta)

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