perplexus.info :: Numbers : Gold in the Exponent

Gold in the Exponent (Posted on 2019-12-11)

What real value of x satisfies the equation 9^x + 12^x = 16^x?

Submitted by Brian Smith

Rating: 4.0000 (1 votes)

Solution: (Hide)

x = ln((1+sqrt[5])/2) / ln(4/3)

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
Explanation to Puzzle Answer	K Sengupta	2022-05-29 23:01:23
Puzzle Answer	K Sengupta	2022-05-26 22:53:53
Great things are waiting for you in the front	RoBerti	2020-01-20 21:03:09
re: computer solution	Richard Peirce	2019-12-13 02:06:32
solution--our phamous phriend	xdog	2019-12-11 14:44:27
computer solution	Charlie	2019-12-11 12:47:13

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