2sec^2 theta-sec^4 theta-2 cosec^2 theta+cosec^4theta=15/4 find value of tan^2 theta=
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the values of other five trigonometric functions if 3 cot x = , and x lies in the third quadrant. 4 3 Ans: Given: cot x = 4 1 4 tan = x = cot x 3 1 + tan 2 x = sec 2 x 2.
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