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Two and only two (Posted on 2015-11-03) Difficulty: 2 of 5

For what value(s) of n does the equality sin(x) = logn(x) have exactly two solutions?

  Submitted by broll    
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Solution: (Hide)
The trick here is that at one point the lines cross, whereas at the other they touch at a tangent. Charlie and Jer give good numerical approximations to the actual values.

Comments: ( You must be logged in to post comments.)
  Subject Author Date
re(2): a quick lookJer2015-11-04 07:42:01
re: a quick lookCharlie2015-11-03 14:58:18
re: a quick lookJer2015-11-03 13:03:45
Some Thoughtsa quick lookCharlie2015-11-03 08:50:28
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