SOLUTION: Find the value of (cos248� + sin158�)/(cos292� + sin202�) leaving your answer in terms of a, given that sin22� = a.

SOLUTION: Find the value of (cos248� + sin158�)/(cos292� + sin202�) leaving your answer in terms of a, given that sin22� = a.

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Question 1132132: Find the value of (cos248� + sin158�)/(cos292� + sin202�) leaving your answer in terms of a, given that sin22� = a.
Answer by greenestamps(13200) (Show Source): You can put this solution on YOUR website!

The value is undefined because the denominator is zero.

So the denominator is

Note also that

and

And so the entire expression, unsimplified, is

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