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Core 2 q!

Hey everyone, so I have a quick core 2 related question that I was wondering if anyone could help me with...



Solve the following equations: cos^2(x) = (7^1/2) / 13

Am I right in saying that cos(x) would equal + ((7^1/2) / 13)^1/2 as well as
-((7^1/2) / 13)^1/2 ?
Reply 1
I thought you meant core 2 quad...:ahee:

Also the answer is

Spoiler

Reply 2
Original post by Hooj
I thought you meant core 2 quad...:ahee:

Also the answer is

Spoiler



Hehe, nah I'm not that far yet.

Also what's Orion's Belt?
Reply 3
Post this in the Maths forum.
Reply 4
O ok, sorry

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