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Maths help!
DaveFJ - 22/9/10 at 08:27 PM

OK... I know that whatever the question there is always a clever b*gger on here that knows the answer......

so here goes...

how do you solve the following for x?
need to see working.....

sin(x+30) = 2cos(x+45)

help!


zilspeed - 22/9/10 at 08:35 PM

That's easy....

Google seems quite handy at times like this.

[Edited on 22/9/10 by zilspeed]


flibble - 22/9/10 at 08:35 PM

No idea but <Yahoo> might be right?


scudderfish - 22/9/10 at 08:39 PM

Wolfram Alpha it

http://www.wolframalpha.com/input/?i=sin(x%2B30)+%3D+2cos(x%2B45)+


DaveFJ - 22/9/10 at 08:46 PM

cheers all