I seem to be having some issues. Prove that: If the above is true, then but by WolframAlpha/Mathematica http://www.wolframalpha.com/input/?i=2+arcsin%282%29++-+arccos%281-2%282%29^2%29 Can anyone figure out what I am doing incorrectly?
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Originally Posted by skyd171 I seem to be having some issues. Prove that: If the above is true, then but by WolframAlpha/Mathematica http://www.wolframalpha.com/input/?i=2+arcsin%282%29++-+arccos%281-2%282%29^2%29 Can anyone figure out what I am doing incorrectly? Obviously the domain of f(x) is .
Hello, skyd171! The left side is: . Take the cosine: . .[1] . . is is a right triangle with: . . Substitute into [1]: . . . .
Thanks all.
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