perplexus.info :: Just Math : Penta-Quadratic

Penta-Quadratic (Posted on 2014-02-23)

Let x be a non-zero real number such that (x³+20x)^1/5=(x⁵-20x)^1/3. Find the product of all possible values of x.

No Solution Yet Submitted by Danish Ahmed Khan

Rating: 4.0000 (1 votes)

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re(3): A long way ----=0.0024990669i ??

Comment 5 of 5 |

ok

Posted by Ady TZIDON on 2014-03-06 13:06:37

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