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Find sin⁡2x\sin 2 x cos⁡2x\cos 2 x And tan⁡2x\tan 2 x , Given That

Question 63

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Find sin⁡2x\sin 2 x , cos⁡2x\cos 2 x and tan⁡2x\tan 2 x , given that cos⁡x=513\cos x = \frac { 5 } { 13 } and xx is in quadrant IV.

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