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 2 years ago
f(x)=cos(2xpi/5)+1
f(x)intersect the xaxis at the following points
x=...7/5pi,2pi/5,3pi/5,8pi/5,...,1/5pi(5k2)
for any integers k
what is the closest intersection point (x,y) to the origin (0,0)?
 2 years ago
f(x)=cos(2xpi/5)+1 f(x)intersect the xaxis at the following points x=...7/5pi,2pi/5,3pi/5,8pi/5,...,1/5pi(5k2) for any integers k what is the closest intersection point (x,y) to the origin (0,0)?

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klimenkov
 2 years ago
Best ResponseYou've already chosen the best response.1What is lower: 2pi/5 or 3pi/5?

notintvb
 2 years ago
Best ResponseYou've already chosen the best response.0what mean is 1/5pi(5k2)?

klimenkov
 2 years ago
Best ResponseYou've already chosen the best response.1Put any integer k in this solution and get the intersection point.
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