document.write( "Question 1118671: Solve the following equations for 0c≤ x ≤ 180
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document.write( "a) 3sinθ = 2cosθ
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document.write( "b) sinθ - 4cosθ = 0 \n" );
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Algebra.Com's Answer #734047 by t0hierry(194)![]() ![]() You can put this solution on YOUR website! 3 sin(theta) = 2 cos(theta)\r \n" ); document.write( "\n" ); document.write( "9sin^2 theta = 4 cos^2 theta \n" ); document.write( "9sin^2 theta = 4(1 - sin^2 theta) \n" ); document.write( "13 sin^2 theta = 4 \n" ); document.write( "sin theta = 2/sqrt(13)\r \n" ); document.write( "\n" ); document.write( "sin theta = 4 cos theta \n" ); document.write( "sin^2 theta = 16 cos^2 theta \n" ); document.write( "sin^2 theta = 16 - 16 sin^2 theta \n" ); document.write( "17 sin^2 theta = 16\r \n" ); document.write( "\n" ); document.write( "sin theta = 4/sqrt(17) \n" ); document.write( " |