SOLUTION: find the exact value of the indicated trigonometric function of theta.
sin theta = -2/5, tan theta > 0 find sec theta
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Question 1088891: find the exact value of the indicated trigonometric function of theta.
sin theta = -2/5, tan theta > 0 find sec theta
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
find the exact value of the indicated trigonometric function of theta.
sin theta = -2/5, tan theta > 0 find sec theta
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sin - and tan + --> Q3
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cos = sqrt(1 - sin^2) = -sqrt(21)/5 (cos - in Q3)
sec = 1/cos = -5/sqrt(21)
= -5sqrt(21)/21
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