Question: PLEASE HELP For questions 17 - 18, True or False? Explain your answer. (1 point each) 17. Csc-1 csc 18. sec Sec-1 (V3) - V3For
PLEASE HELP



For questions 17 - 18, True or False? Explain your answer. (1 point each) 17. Csc-1 csc 18. sec Sec-1 (V3) - V3For questions 19 - 22, solve each equation: 19. 2 cosx +5 = 4 (3 points) 20. _- sin x = 1 (3 points) 21. 2 cos2 9-3cos8+1= 0, 0$8
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