document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=768099>Question 768099</A>: <I><SPAN STYLE=\"word-break: break-all;\"> please round all answers to the nearest hundredth unless otherwise stated. Evaluate each expression for the values given. need to show how problem is worked out.\r<BR>\n" );
document.write( "\n" );
document.write( "-5a2; a = -2\r<BR>\n" );
document.write( "\n" );
document.write( "and\r<BR>\n" );
document.write( "\n" );
document.write( "&#8730;(b^2-4ac); b = 3, a = -1, c = -2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #468043 by </B><A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><B>algebrahouse.com(1659)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=algebrahouse.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=468043\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> -5a², when a = -2<BR>\n" );
document.write( "= -5(-2)² {substituted -2 in for a}<BR>\n" );
document.write( "= -5(4) {evaluated exponent}<BR>\n" );
document.write( "= -20 {multiplied}\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "&#8730;(b² - 4ac), when a = -1, b = 3, and c = -2<BR>\n" );
document.write( "&#8730;[3² - 4(-1)(-2)] {substituted}<BR>\n" );
document.write( "= &#8730;[9 - 8] {evaluated exponent and multiplied}<BR>\n" );
document.write( "= &#8730;1 {subtracted}<BR>\n" );
document.write( "= 1 {evaluated the square root of 1}<BR>\n" );
document.write( "<br>For more help from me, visit: <a  rel=nofollow HREF= \"http://www.algebrahouse.com/\" target = \"_blank\">www.algebrahouse.com</a><br><br><br> </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );