document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1017057>Question 1017057</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1.The calculator says 4*y*x*y=4xy^2 but I get 4y^2x, why does x come before y^2.<BR>\n" );
document.write( "2.The calculator says -2^4=-16 but I get 16, why is the answer negative? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #633387 by </B><A HREF=/tutors/aboutme.mpl?userid=richard1234><B>richard1234(7193)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=richard1234><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=richard1234><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=633387\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> \"The calculator says 4*y*x*y=4xy^2 but I get 4y^2x, why does x come before y^2.\"<BR>\n" );
document.write( "Both are correct. It might be more standard to \"alphabetize\" variables.\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "\"The calculator says -2^4=-16 but I get 16, why is the answer negative?\"<BR>\n" );
document.write( "Because you are raising 2^4 and then multiplying it by -1. However (-2)^4 is equal to 16. </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );