perplexus.info :: Just Math : A Perplexing Expression

A Perplexing Expression (Posted on 2005-10-14)

Using only math symbols (no functions like sin, cos, log, etc.) create an expression with only two 2s equal to 5 (no other digits or constants).

See The Solution Submitted by Brian Smith

Rating: 3.5000 (6 votes)

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

here's one

| Comment 15 of 18 |

don't know if this was already used, but

5 = sqrt(.2^-2)

Edited on October 15, 2005, 11:43 pm

Posted by Josh70679 on 2005-10-15 23:39:17

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