document.write( "Question 115271: find each of the following 2(cos 225 degrees+ i sin 225 degrees)/4(cos 105 degrees + i sin 105 degrees)?
\n" ); document.write( "and find
\n" ); document.write( "2(cos 225 degrees + i sin 225 degrees) x 4(cos 105 degrees + i sin 105 degrees)\r
\n" ); document.write( "\n" ); document.write( "please help thanks \n" ); document.write( "

Algebra.Com's Answer #83862 by stanbon(75887) $\"\"$ $\"About$

You can put this solution on YOUR website!
2(cos 225 degrees+ i sin 225 degrees)/4(cos 105 degrees + i sin 105 degrees)\r
\n" ); document.write( "\n" ); document.write( "= (4/2)cis(225-105)\r
\n" ); document.write( "\n" ); document.write( "= 2cis(120)
\n" ); document.write( "===================\r
\n" ); document.write( "\n" ); document.write( "and find
\n" ); document.write( "2(cos 225 degrees + i sin 225 degrees) x 4(cos 105 degrees + i sin 105 degrees)\r
\n" ); document.write( "\n" ); document.write( "= (2*4)cis(225+105)\r
\n" ); document.write( "\n" ); document.write( "= 8cis(330)\r
\n" ); document.write( "\n" ); document.write( "==================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( " \n" ); document.write( "

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