document.write( "Question 1170645: write the following complex numbers in polar form: -5+12i \n" ); document.write( "
Algebra.Com's Answer #795521 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "write the following complex numbers in polar form: \"-5%2B12i\"\r
\n" ); document.write( "\n" ); document.write( "\"-5%2B12i=r%28cos%28theta%29%2Bi%2Asin%28theta%29%29\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"r=sqrt%28a%5E2%2Bb%5E2%29\".............\"a=-5\",\"b=12\"\r
\n" ); document.write( "\n" ); document.write( "\"r=sqrt%28%28-5%29%5E2%2B12%5E2%29\"\r
\n" ); document.write( "\n" ); document.write( "\"r=sqrt%2825%2B144%29\"\r
\n" ); document.write( "\n" ); document.write( "\"r=sqrt%28169%29\"\r
\n" ); document.write( "\n" ); document.write( "\"r=13\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"theta=tan%5E-1%28b%2Fa%29%2B180\"°\r
\n" ); document.write( "\n" ); document.write( "\"theta=tan%5E-1%2812%2F-5%29%2B180\"°\r
\n" ); document.write( "\n" ); document.write( "\"theta=-67.38%2B180\"°\r
\n" ); document.write( "\n" ); document.write( "\"theta=112.6\"° \r
\n" ); document.write( "\n" ); document.write( "then we have:\r
\n" ); document.write( "\n" ); document.write( "\"-5%2B12i=13%28cos%28112.6%29%2Bi%2Asin%28112.6%29%29\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );