document.write( "Question 1081101: Express (I) i^(-4k) and (ii) i^(-(4k+1)), where i is the imaginary number and k is a positive constant,in the simplest form or in term of i. \n" ); document.write( "
Algebra.Com's Answer #695184 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Express (I) i^(-4k) and (ii) i^(-(4k+1)), where i is the imaginary number and k is a positive constant,in the simplest form or in term of i. \n" ); document.write( "------- \n" ); document.write( "i^(-4k) = 1/i^(4k) = 1/1 = 1 \n" ); document.write( "================================ \n" ); document.write( "i^(-(4k+1)) \n" ); document.write( "= 1/i^(4k+1) \n" ); document.write( "= 1/(i^(4k)*i) \n" ); document.write( "= 1/(1*i) \n" ); document.write( "= 1/i \n" ); document.write( "= i/i^2 \n" ); document.write( "= i/-1 \n" ); document.write( "= -i\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |