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Mathematics, 06.08.2021 17:50 maren17

Please help i'm really struggling with this unit A primary trigonometric ratio of an angle is given : tan = 2√5 / 5 . The terminal arm falls in quadrant 3. Find the other 2 primary trigonometric ratios in exact form (no decimals). Rationalize if necessary.

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Please help i'm really struggling with this unit A primary trigonometric ratio of an angle is given...
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