SOLUTION: Can somebody help me use the half angle formula to simplify the expression of sin4θ/1 + cos 4θ? The slash indicates a fraction. Another view at problem: Thank you. h

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Question 1067907: Can somebody help me use the half angle formula to simplify the expression of sin4θ/1 + cos 4θ? The slash indicates a fraction.
Another view at problem: Thank you.
https://s28.postimg.org/t6pfdlajh/sin_4_theta_over_1_plus_cos_4_theta.png


Answer by ikleyn(52777)   (Show Source): You can put this solution on YOUR website!
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help me use the half angle formula to simplify the expression of sin4θ/1 + cos 4θ? The slash indicates a fraction.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 

The numerator  = .


The denominator  =     (the half angle formula for cosine)


Therefore, the ratio   =  = .

Solved.


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