document.write( "Question 728512: Find the power of i\r
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document.write( "(-i)42\r
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document.write( "Possible answers:\r
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document.write( "A) (-i)2
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document.write( "B) 1
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document.write( "C) i
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document.write( "D) -i
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document.write( "E) -1 \n" );
document.write( "
Algebra.Com's Answer #445474 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! (-i)^42 = (i^3)^(42) = i^(126) = (i^4)^31*i^2 = 1*(-1) = -1 \n" ); document.write( "======================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "======================== \n" ); document.write( "Possible answers: \n" ); document.write( "A) (-i)2 \n" ); document.write( "B) 1 \n" ); document.write( "C) i \n" ); document.write( "D) -i \n" ); document.write( "E) -1 \n" ); document.write( " \n" ); document.write( " |