Solve-1-x-2-x-4-3-

Question Number 71925 by Henri Boucatchou last updated on 22/Oct/19

S o l v e \sqrt{1 - x^{2}} = x^{4 / 3}

Answered by MJS last updated on 23/Oct/19

x = t^{3 / 2}

\sqrt{1 - t^{3}} = t^{2}

1 - t^{3} = t^{4}

t^{4} + t^{3} - 1 = 0

no useful exact solution

t \approx . 819173

\Rightarrow x = \pm . 741418

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