document.write( "Question 33630: The instructions say divide. The problem is 4 / 7+i. I have come up with 7/12 + 1/12i. Is the the correct solution? THanks in advance. \n" ); document.write( "

Algebra.Com's Answer #20026 by sarah_adam(201) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"4%2F%287%2Bi%29\"$
\n" ); document.write( " $\"4%287-i%29%2F%287%2Bi%29%287-i%29\"$ (rationalising the denominator)
\n" ); document.write( " $\"%2828+-+4i%29%2F%2849+-+i%5E2%29\"$
\n" ); document.write( " $\"%2828+-+4i%29%2F%2849%2B1%29\"$ ( since $\"i+%5E2+=+-1\"$ )
\n" ); document.write( " $\"%2828-4i%29%2F50\"$
\n" ); document.write( " $\"2%2814+-+2i%29%2F50\"$
\n" ); document.write( " $\"%2814+-+2i%29%2F25\"$ \n" ); document.write( "

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