perplexus.info :: Numbers : Gold in the Exponent

Home > Numbers

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

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

See The Solution Submitted by Brian Smith

Rating: 4.0000 (1 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)

Puzzle Answer

| Comment 5 of 6 |

The required real value of x is approximately equal to 1.67272

*** Due to paucity of time I am presently unable to write the complete solution. I will certainly posit the full explanation very soon.

Posted by K Sengupta on 2022-05-26 22:53:53

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (9)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info