SOLUTION: The expression sin θ(cotθ - cscθ) is equivalent to 1) cotθ

SOLUTION: The expression sin θ(cotθ - cscθ) is equivalent to 1) cotθ - sin^2θ 2) 2cotθ 3) -sinθ 4) cosθ-1

Question 951603: The expression sin θ(cotθ - cscθ) is equivalent to
1) cotθ - sin^2θ
2) 2cotθ
3) -sinθ
4) cosθ-1
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
The expression sin θ(cotθ - cscθ) is equivalent to
sin[(cos/sin) - (1/sin)]
= cos - 1
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Cheers,
Stan H.
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1) cotθ - sin^2θ
2) 2cotθ
3) -sinθ
4) cosθ-1
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