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OpenStudy (anonymous):
f(x)=cos(2x-pi/5)+1 f(x)intersect the x-axis at the following points x=...-7/5pi,-2pi/5,3pi/5,8pi/5,...,1/5pi(5k-2) for any integers k what is the closest intersection point (x,y) to the origin (0,0)?
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OpenStudy (klimenkov):
What is lower: 2pi/5 or 3pi/5?
OpenStudy (anonymous):
-2pi/5
OpenStudy (anonymous):
what mean is 1/5pi(5k-2)?
OpenStudy (klimenkov):
Put any integer k in this solution and get the intersection point.
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