document.write( "Question 1157770: Convert the following cartesian coordinates to polar coordinates using radians.
\n" ); document.write( "a) (1,0)
\n" ); document.write( "b) (0,-4)
\n" ); document.write( "c) (3,-3)
\n" ); document.write( "d)(-1,2)
\n" ); document.write( "

Algebra.Com's Answer #780722 by MathLover1(20849)\"\" \"About 
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\n" ); document.write( "a) (\"1\",\"0\")\r
\n" ); document.write( "\n" ); document.write( "\"r=sqrt%28x%5E2%2By%5E2%29\"
\n" ); document.write( "\"r=sqrt%281%5E2%2B0%5E2%29\"
\n" ); document.write( "\"r=1\"\r
\n" ); document.write( "\n" ); document.write( "\"theta+=tan%5E-1+%28y%2Fx%29\"
\n" ); document.write( "\"theta+=tan%5E-1+%280%2F1%29\"
\n" ); document.write( "\"theta+=tan%5E-1+%280%29\"
\n" ); document.write( "\"theta+=0\"radians\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "=>the polar coordinates: (\"1\",\"0\")\r
\n" ); document.write( "\n" ); document.write( "b) (\"0\",\"-4\")\r
\n" ); document.write( "\n" ); document.write( "\"r=sqrt%28x%5E2%2By%5E2%29\"
\n" ); document.write( "\"r=sqrt%280%5E2%2B%28-4%29%5E2%29\"
\n" ); document.write( "\"r=sqrt%2816%29\"
\n" ); document.write( "\"r=4\"\r
\n" ); document.write( "\n" ); document.write( "\"theta+=tan%5E-1%28y%2Fx%29\"\r
\n" ); document.write( "\n" ); document.write( "\"theta+=tan%5E-1%28-4%2F0%29\"-> undefined\r
\n" ); document.write( "\n" ); document.write( "the polar coordinates of (\"0\",\"+-4\" ) is (\"4\", \"undefined+\")\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "c) (\"3\",\"-3\")\r
\n" ); document.write( "\n" ); document.write( "\"r=sqrt%28x%5E2%2By%5E2%29\"
\n" ); document.write( "\"r=sqrt%283%5E2%2B%28-3%29%5E2%29\"
\n" ); document.write( "\"r=sqrt%289%2B9%29\"
\n" ); document.write( "\"r=sqrt%282%2A9%29\"
\n" ); document.write( "\"r=3sqrt%282%29\"\r
\n" ); document.write( "\n" ); document.write( "\"theta+=tan%5E-1+%28y%2Fx%29\"
\n" ); document.write( "\"theta+=tan%5E-1+%28-3%2F3%29\"
\n" ); document.write( "\"theta+=tan%5E-1+%28-1%29\"
\n" ); document.write( "\"theta+=-pi%2F4\"\r
\n" ); document.write( "\n" ); document.write( "the polar coordinates: (\"3sqrt%282%29\", \"-pi%2F4\")\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "d) (\"-1\",\"2\")\r
\n" ); document.write( "\n" ); document.write( "\"r=sqrt%28x%5E2%2By%5E2%29\"
\n" ); document.write( "\"r=sqrt%28%28-1%29%5E2%2B2%5E2%29\"
\n" ); document.write( "\"r=sqrt%281%2B4%29\"
\n" ); document.write( "\"r=sqrt%285%29\"\r
\n" ); document.write( "\n" ); document.write( "\"theta+=tan%5E-1+%28y%2Fx%29\"
\n" ); document.write( "\"theta+=tan%5E-1+%282%2F-1%29\"
\n" ); document.write( "\"theta+=tan%5E-1+%28-2%29\"
\n" ); document.write( "\"theta+=-1.107\"\r
\n" ); document.write( "\n" ); document.write( "the polar coordinates: (\"sqrt%285%29\",\"-1.107\")\r
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