SOLUTION: Simplify the trigonometric expression to a single trigonometric function or a multiple of one or a number. (cos y + 1) / (sec y + 1) = Please explain how to solve Th

Algebra ->  Trigonometry-basics -> SOLUTION: Simplify the trigonometric expression to a single trigonometric function or a multiple of one or a number. (cos y + 1) / (sec y + 1) = Please explain how to solve Th      Log On


   



Question 962760: Simplify the trigonometric expression to a single trigonometric function or a multiple of one or a number.

(cos y + 1) / (sec y + 1) =
Please explain how to solve
Thank you

Found 2 solutions by hkwu, Alan3354:
Answer by hkwu(60) About Me  (Show Source):
You can put this solution on YOUR website!

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Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
(cos y + 1) / (sec y + 1)
There's no solving, only simplifying.
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(cos y + 1) / (sec y + 1)
Multiply NUM and DEN by cos
= cos*(cos + 1) / (cos + 1)
= cos(y)