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OpenStudy (anonymous):
sin(3pi/4) +sin (5pi/6)?? (exact please?)
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OpenStudy (anonymous):
think of it this way pi=180 degrees
OpenStudy (anonymous):
1.207106781
OpenStudy (anonymous):
sin(3pi/4)+sin(5pi/6)= sin(3(180)/4)+sin(5(180)/6)
OpenStudy (anonymous):
or 1+square root of 2 and divide everything by 2
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