document.write( "Question 1035074: Given function is 2(raise to the power of 1+2x) - 5(2x)= -2
\n" );
document.write( "The answer is -1, 1. Please explain and show to me how to get the answer. pls. \n" );
document.write( "
Algebra.Com's Answer #649702 by ikleyn(52797)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "Given function is 2(raise to the power of 1+2x) - 5(2x)= -2 \n" ); document.write( "The answer is -1, 1. Please explain and show to me how to get the answer. pls. \n" ); document.write( "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \r\n" ); document.write( "1. (-1) is not the root.\r\n" ); document.write( "\r\n" ); document.write( "2. 1 is the root.\r\n" ); document.write( "\r\n" ); document.write( "3. There is one more positive root at x ~ 0.9.\r\n" ); document.write( "\r\n" ); document.write( "4. It may be proved mathematically that there are only two roots, using convexity, for example.\r\n" ); document.write( "\r\n" ); document.write( "5. The second root might be found approximately/numerically by applying some iteration process.\r\n" ); document.write( "\r\n" ); document.write( " Or graphically.\r\n" ); document.write( "\r\n" ); document.write( "6. I do not see a way to find the second root analytically by means of school math.\r\n" ); document.write( "
\n" ); document.write( " \n" ); document.write( " |