Question 173815
f(o)=2sin(o)-sin(o/2),then find f(3.14.../3)
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f(theta) = 2sin(theta)-sin(theta/2)

f(pi/3) = 2sin(pi/3) - sin(pi/6)

f(pi/3) = 2(sqrt(3)/2) - (1/2)

f(pi/3) = sqrt(3) - (1/2)

f(pi/3) = 1.232...
Cheers,

Stan H.