Try another version of this question Rewrite `sin(x - (5 pi)/4)` in terms of `sin(x)` and `cos(x)`. Get help: VideoBox 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c Be sure your variables match those in the question `-sqrt(2)/2sin(x) +sqrt(2)/2cos(x) `
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Get help: Video
Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c Be sure your variables match those in the question