You can use Wolfram Alpha to get exact solutions for different k, although the results are expressed in not-so-good functions
This allows to build smooth plots:

(both plots are for k=5)
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You can use Wolfram Alpha to get exact solutions for different k, although the results are expressed in not-so-good functions This allows to build smooth plots:
(both plots are for k=5) |
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You can use Wolfram Alpha to get exact solutions for different k, although the results are expressed in not-so-good functions |
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