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If tantheta=4/3 and theta lies in the 3r...

If `tantheta=4/3` and `theta` lies in the 3rd quadrant ,find the value of `sectheta`.

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PATHFINDER-MEASUREMENT OF ANGLES & TRIGONOMETRIC FUNCTIONS -QUESTION BANK
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  16. Prove that (1/(sec^2theta-cos^2theta)+1/(cosec^2-sin^2theta))sin^2thet...

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