document.write( "Question 763145: (2/√3)cos 3θ = 1
\n" ); document.write( "Find the solutions in the interval [0, 2π). \n" ); document.write( "

Algebra.Com's Answer #464554 by lwsshak3(11628) $\"\"$ $\"About$

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(2/√3)cos 3θ = 1
\n" ); document.write( "Find the solutions in the interval [0, 2π)
\n" ); document.write( "(2/√3)cos 3θ = 1
\n" ); document.write( "cos3θ=√3/2
\n" ); document.write( "3θ=π/6, 11π/6
\n" ); document.write( "θ=π/18, 11π/18 \n" ); document.write( "

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