SOLUTION: Find the four smallest positive numbers "X" such that cos X = 1

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Question 281080: Find the four smallest positive numbers "X" such that cos X = 1
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
x = pi/2, 3pi/2, 5pi/2, 7pi/2
or x = pi/2 + n*pi, n = 0,1,2,3...