if cos thita = - 3 by 5 and 180 degree < thita < 270 degree find other trigonometric functions
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Answer:
cos = -3/5
condition : π < angle <3π/2
angle is lie in 3quadrant so except tan and cot all
will negative.
sin = √1-cos² = √1- 9/25 = √16/25 = -4/5
tan= sin/cos = -3/5 / -4/5 = 3/4
cot= 1/tan = 4/3
cosec= 1/sin= -5/4
sec= 1/cos = -5/3
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