SOLUTION: Approximate the value of x (in radians) accurate to four decimal digits if: sec^-1(2x)=3

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Question 1057996: Approximate the value of x (in radians) accurate to four decimal digits if:
sec^-1(2x)=3
Answer by Alan3354(69443) About Me  (Show Source):
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Approximate the value of x (in radians) accurate to four decimal digits if:
sec^-1(2x)=3
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2x = sec(3) = cos(1/3)
x = cos(1/3)/2
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x is not in radians it has no dimensions.