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Name: Page 3 of 1 Date: File Name: Trigonometry 5 - Four Quadrants COS 3) Given 25, where is an angle in standard position te
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3) coso = 7 25 In IV Quadrant Tano and Sino are Negative (also other ratios are also ove) But are discussing Tano & sino Sin²4. Gino = 1 4. 5 sin ²0+ cos²0=1 Cos?o=1-sin²o 2 los² =1-12 भी 1- 2 25 cost=23 25 2) Iloso = † 123 5 Ans. These are two possi6.) 6) plit, Tamo = 4 = wit falas 3 r 3 Tano = ra > Also See?o=14 łan²o Seio - 1 tro)? = 1+ =9 seco=-3 Because fee is negativ

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