document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1070960>Question 1070960</A>: <I><SPAN STYLE=\"word-break: break-all;\"> If given that u <-1, 7> & v <4, -3> Find: (u • v)(u + v)<BR>\n" );
document.write( "A.) <25, 100><BR>\n" );
document.write( "B.) <-25, 100><BR>\n" );
document.write( "C.) <-75, -100><BR>\n" );
document.write( "D.) <75, -100> </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #685930 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=685930\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> If given that u <-1, 7> & v <4, -3> Find: (u • v)(u + v)<BR>\n" );
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document.write( "(u • v) = -1*4 + 7*-3 = -25<BR>\n" );
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document.write( "(u + v) = <3,4><BR>\n" );
document.write( "----------------------<BR>\n" );
document.write( "-25*<3,4> = <-75,-100> </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );