SOLUTION: If secθ = -2 and sin θ > 0, find the exact value of the six trigonometric ratios.
sin⁡θ = ?
cosθ = ?
tanθ = ?
cscθ = ?
secθ = ?
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Question 1067306: If secθ = -2 and sin θ > 0, find the exact value of the six trigonometric ratios.
sinθ = ?
cosθ = ?
tanθ = ?
cscθ = ?
secθ = ?
cotθ = ?
Thanks!!!
Found 2 solutions by Edwin McCravy, AnlytcPhil:
Answer by Edwin McCravy(20055) (Show Source): You can put this solution on YOUR website!
secant is negative in QII and QIII
sine is positive in QI and QII
So θ is in QII
Since and -2 =
we draw a right triangle in QII which has hypotenuse = +2 and
adjacent side -1
By the Pythagorean theorem the opposite side is .
It's positive because it goes up from the x-axis
Edwin
Answer by AnlytcPhil(1806) (Show Source): You can put this solution on YOUR website!
The answer is above
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