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Q: If 3 tan θ - 4 = 0 and 180° < θ < 270° then cosec θ = _______

A. $$- {5\over4}$$
B. $$ {4\over5}$$
C. $$ -{4\over5}$$
D. $$-{5\over4}$$
Answer» B. $$ {4\over5}$$


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