Algebra Answers

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<B>CLICK HERE!</b></div> <div> <A HREF="id173.htm" TARGET="_top" TITLE="Stressed Out About Nursing School"><U><IMG SRC="5cf5f750.jpg" border=0 width="95" height="117" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></U></A></div> <div> <B>The Insider's Guide!</b></div> <bR> </td> <td valign="top" height=428 colspan=2 BGCOLOR="#FFFFFF" TEXT="#080000"> <div> <FONT SIZE="5" COLOR="#336600" FACE="Times New Roman" ><I>The Student Nurse Forum</I></FONT><FONT SIZE="1" COLOR="#663399" FACE="Times New Roman" >    </FONT> |    <B> </b><FONT SIZE="2" COLOR="#0000BF" FACE="Times New Roman" ><A HREF="index.htm" TARGET="_top" TITLE="The Student Nurse Forum"><U><B>home</b></U></A><B>  </b></FONT></div> <div> <A HREF="id65.htm" TARGET="_top" TITLE="Biology Answers"><U>Biology Answers</U></A>   |   <B>Algebra Answers</b></div> <div> <IMG SRC="04607040.gif" border=0 width="263" height="4" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> <div> <B>Algebra Answers</b></div> <bR> <DIV ALIGN="LEFT"></DIV> <div> <B> <A NAME="top"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A></b><FONT SIZE="2" COLOR="#000000" FACE="Arial" >This page was last updated on  15-Jun-02  </FONT></div> <div> <FONT SIZE="3" COLOR="#000000" FACE="Arial" ><B>Return to</b></FONT><B> </b><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U><B>Algebra</b></U></A><B> </b><FONT SIZE="3" COLOR="#000000" FACE="Arial" ><B>Questions</b></FONT></div> <bR> <div>  <A NAME="1"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>1.  Begin with the expression in the innermost parentheses or brackets and work your way out.  Simplify all numbers with exponents, working from left to right; then perform all multiplications and divisions from left to right; then perform all additions and subtractions, from left to right.  <I><B>parentheses, exponents, multiply, divide,  add, subtract  </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="2"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>2.  A <B>set</b> is a collection of objects or things.  <I>Ex: {2,4,6,8}</I></div> <div> A <B>union</b> of two sets A and B, written A U B, is the set consisting of all the elements that are in A <U>OR</U> B.  <I>Ex:  if A={0,1,2} and B={2,3}, then A U B = {0,1,2,3}</I></div> <div> An <B>intersection</b> of two sets A and B, written A <FONT SIZE="3" COLOR="#000000" FACE="Symbol" >W</FONT> B, is the set consisting of all the elements that are in A <U>AND</U> B.  <I>Ex:  </I><I>if A={0,1,2} and B={2,3}, then A </I><FONT SIZE="3" COLOR="#000000" FACE="Symbol" >W</FONT><I> B = {2}</I></div> <div> A is a <B>subset</b> of B, written A <FONT SIZE="3" COLOR="#000000" FACE="Symbol" >z </FONT>B, if all the elements in set A are also in set B.</div> <div> <I>Ex:  if A={2,4} and B={1,2,3,4}, then A is a subset of B. </I><I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="3"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>3.  {1,2,3,4,5...} <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="4"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>4.  {0,1,2,3,4,5...} <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="5"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>5.  {...-3,-2,-1,0,1,2,3...} <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="6"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>6.  {a/b, when a and b are integers and b does NOT = 0}  <I>Ex:  3/4 is a real and rational number  {...-3, -2, -1, 0, 3/4, 1, 2, 3...} </I><I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="7"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>7.  {all sets of x, such that x is real, but not rational}  <I>Ex:  square roots are real and irrational </I><I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="8"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>8.  {all sets of x, such that x is rational or x is irrational}  <I>i.e., all numbers, rational and irrational </I><I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="9"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>9.  {all sets of x, such that x is a positive integer greater than 1 whose only positive divisors are itself and 1}  <I>i.e., {2,3,5,7,11...} </I><I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="10"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>10.  a+b=b+a     ab=ba <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="11"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>11.  a+(b+c)= (a+b)+c     a(bc)=(ab)c <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="12"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>12.  a+0=a     a<FONT SIZE="3" COLOR="#000000" FACE="Symbol" >*</FONT>1=a <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="13"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>13.  a+(-a)=0     a(1/a)=1 <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="14"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>14.  a(b+c)=ab+ac <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="15"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>15.  a to the r+s power <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="16"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>16.  a to the r<FONT SIZE="3" COLOR="#000000" FACE="Symbol" >*</FONT>s power <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="17"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>17.  a to the r power <FONT SIZE="3" COLOR="#000000" FACE="Symbol" >*</FONT> b to the r power <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="18"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>18.  1/a to the r power <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="19"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>19.  a to the r power / b to the r power <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="20"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>20.  a to the r-s power <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="21_"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>21.  a <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="22"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>22.  1 <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="23"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>23.  a squared + 2ab + b squared <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="24"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>24.  a squared - 2ab + b squared <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="25"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>25.  a squared - b squared <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="26"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>26.  (a+b)(a squared  - ab + b squared) <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="27"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>27.  (a-b)(a squared + ab + b squared) <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="28"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>28.  ax squared + bx + c = 0 <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="29"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>29.  Each side = x;  Perimeter = 4x;  Area = x squared <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="30"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>30.  Length = L  Width = W;  Perimeter = 2L + 2W;  Area = LW <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="31"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>31.  Three sides to a triangle are labelled a, b and c; the hypotenuse is h.</div> <div>         Perimeter = a + b + c;  Area = 1/2bh <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="31_1"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>32.  x = 0.15 <FONT SIZE="3" COLOR="#000000" FACE="Symbol" >* </FONT>63 <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="33"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>33.  x <FONT SIZE="3" COLOR="#000000" FACE="Symbol" >* </FONT>42 = 21 <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="34"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>34.  c squared = a squared + b squared <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="35"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>35.  x = {-5, 5} <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="36"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>36.  ax + by = c <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="37"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>37.  Make y=0 in the linear equation <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="38"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>38.  Make x=0 in the linear equation <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="39"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>39.  m = (y2 - y1) / (x2 - x1) <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="40"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>40.  y = mx + b <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="41"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>41.  y - y1 = m (x - x1) <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="42"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>42.  Vertical lines have no slope <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="43"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>43.  Horizontal lines have 0 slope <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="44"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>44.  Parallel lines each have the same slope, i.e.  m1 = m2 <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="45"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>45.  For perpendicular lines, the product of their slopes will be -1, i.e. m1<FONT SIZE="3" COLOR="#000000" FACE="Symbol" >*</FONT>m2 = -1 <I><B>   </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="47"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>46.  -1 <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="47_1"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>47.  Pi = C/d  (circumference of a circle divided by the diameter) <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="48"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>48.  C = Pi(d) <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="49"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>49.  r = d/t, where d = distance and t = time <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <div>  <A NAME="50"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="1" ALIGN="bottom" WIDTH="1" HSPACE="0" VSPACE="0" ></A>50.  d = rt, where r = rate of speed and t = time <I><B> </b></I><FONT SIZE="3" COLOR="#0033CC" FACE="Arial" ><A HREF="id66.htm" TARGET="_top" TITLE="Intermediate Algebra"><U>Back</U></A></FONT></div> <bR> <DIV ALIGN="LEFT"></DIV> <div> <A HREF="#top" TITLE="Algebra Answers"><U>Return to the top</U></A></div> <bR> <bR> <bR> <div> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="0" WIDTH="526" BORDERCOLORLIGHT="#FFCC80" BORDERCOLORDARK="#FFCC80" FRAME="VOID" RULES="NONE" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" BGCOLOR=#FFCC80 > <tR> <tD VALIGN=TOP BGCOLOR=#FFCC80 HEIGHT= 16 WIDTH="526"><IMG BORDER="0" SRC="1x1.gif" HEIGHT="16" ALIGN="bottom" WIDTH="526" HSPACE="0" VSPACE="0"></tD> </tR> </TABLE></div> <bR> <div> <B> <br> 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