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Omni-MATH / Let a star b=sin a cos b for all real numbers a and b. If x and y are real numbers such that x star y-y star x=1, what is the maximum value of x star y+y star x? · Discussion

Discussing Let a star b=sin a cos b for all real numbers a and b. If x and y are real numbers such that x star y-y star x=1, what is the maximum value of x star y+y star x? · Omni-MATH

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