Question 716687
f(x)=2sin(1/2x+5pi/6) 

Find five points on the graph
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Pick 5 values of x and find f(x)
You can use Excel
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dl the Free graph software at
http://www.padowan.dk
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Use Insert
Enter 2sin(x/2 + 5pi/6), not 1/2x
Set the x-axis to radians and show as units of pi.