document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=227937>Question 227937</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1.    Take a look at the following table:\r<BR>\n" );
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document.write( "x -2 -1 0 1 2<BR>\n" );
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document.write( "f(x)-5 -2 1 4 7<BR>\n" );
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document.write( "a.    Write out an equation for f(x). Assume the function is linear\r<BR>\n" );
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document.write( "b.    What is the slope? Is it negative or positive? What information do we get from the slope?\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #169313 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=169313\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Take a look at the following table: <BR>\n" );
document.write( "x -2 -1 0 1 2\r<BR>\n" );
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document.write( "f(x)-5 -2 1 4 7<BR>\n" );
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document.write( "Note: As x increases 1, f(x) increases 3; so the slope is 3<BR>\n" );
document.write( "Note: When x is zero, f(x) is -2 ; so the intercept is -2<BR>\n" );
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document.write( "a. Write out an equation for f(x). Assume the function is linear<BR>\n" );
document.write( "f(x) = 3x-2<BR>\n" );
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document.write( "b. What is the slope? Is it negative or positive? What information do we get from the slope?<BR>\n" );
document.write( "Slope = 3 ; positive ; as x increases 1, f(x) increases 3.<BR>\n" );
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document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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