SOLUTION: prove [sin2x - cos2x + 1]/ [sin2x + cos2x -1] = tan ( theta + pi/4)

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Question 1142130: prove

[sin2x - cos2x + 1]/ [sin2x + cos2x -1] = tan ( theta + pi/4)
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
How are theta and x related?
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Do you mean, eg, sin(2x)? Or sin^2(x)?
Parentheses are free. Use some.