document.write( "Question 756247: Determine all of the solutions in the interval 0° ≤ θ < 360°. (Enter your answers as a comma-separated list. Round your answers to one decimal place.)
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document.write( "23 sin2 θ − cos 2θ = 0 \n" );
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Algebra.Com's Answer #460060 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Determine all of the solutions in the interval 0° ≤ θ < 360°. (Enter your answers as a comma-separated list. Round your answers to one decimal place.) \n" ); document.write( "23 sin^2θ − cos 2θ = 0 \n" ); document.write( "23 sin^2θ − cos^2θ+sin^2θ = 0 \n" ); document.write( "24sin^2θ-cos^2θ=0 \n" ); document.write( "24sin^2θ-1+sin^2θ=0 \n" ); document.write( "25sin^2θ=1 \n" ); document.write( "sin^2θ=1/25 \n" ); document.write( "sinθ=±1/5 \n" ); document.write( "θ=11.5º, 168.5 (in Q1 and Q2 where sin>0) \n" ); document.write( "and \n" ); document.write( "θ=191.5º, 348.5 (in Q3 and Q4 where sin<0) \n" ); document.write( " |