document.write( "Question 615355: Can someone PLEASE help me with these problem? THANK YOU!\r
\n" ); document.write( "\n" ); document.write( "1) Divide: ((-7+6i)/(-4+4i)). Write your answer in a+bi form
\n" ); document.write( "2) Calculate (4+3i)^4. Give your answer in a+bi form
\n" ); document.write( "3) Calculate sqrt(1-2i). Give your answer in a+bi form. In polar form, use the angle 0<(theta)<2pi
\n" ); document.write( "4) Calculate sqrt(3-3i). Give your answer in a+bi form. In polar form, use the angle 0<(theta)<2pi
\n" ); document.write( "5) Calculate (^7)sqrt(-4-2i). Give your answer in a+bi form. In polar form, use the angle 0<(theta)<2pi
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Algebra.Com's Answer #387108 by solver91311(24713)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "\n" ); document.write( "Multiply by the conjugate of the denominator divided by itself:\r
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\n" ); document.write( "\n" ); document.write( "Remember that the product of a pair of conjugates is the difference of two squares and that \r
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\n" ); document.write( "My calculator said it, I believe it, that settles it
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