perplexus.info :: Just Math : Trig trick

Trig trick (Posted on 2002-11-07)

Prove that

sin² x + cos² x = 1

See The Solution Submitted by Dulanjana

Rating: 2.4545 (11 votes)

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re: duh

| Comment 8 of 13 |

(In reply to duh by Drew)

I've never heard that term.... what's an "opposing ratio" ?

Posted by SilverKnight on 2003-10-09 21:17:38

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