document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1172233>Question 1172233</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If vector u=(5,-7) and v=(-11,3), 2v-6u= ? and ||2v-6u||≈ ?\r<BR>\n" );
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document.write( "options for first ?<BR>\n" );
document.write( "a.<-52,-32><BR>\n" );
document.write( "b.<-52,48><BR>\n" );
document.write( "c.<76,-32><BR>\n" );
document.write( "d.<76,48>\r<BR>\n" );
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document.write( "options for second ?<BR>\n" );
document.write( "a. 61.06<BR>\n" );
document.write( "b. 70.77<BR>\n" );
document.write( "c. 76.11<BR>\n" );
document.write( "d. 82.46 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #797241 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13200)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=greenestamps><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=greenestamps><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=797241\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "2v-6u = 2(5,-7)-6(-11,3) = ((2(5)-6(-11)),(2(-7)-6(3))<br><BR>\n" );
document.write( "Do the arithmetic....<br><BR>\n" );
document.write( "||(a,b)|| = sqrt(a^2+b^2)<br><BR>\n" );
document.write( "Use a calculator....<br><BR>\n" );
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