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document.write( "2) For the function y = x2 - 4x - 5, perform the following tasks:
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document.write( "a) Put the function in the form y = a(x - h)2 + k.
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document.write( "b) What is the equation for the line of symmetry for the graph of this function?
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document.write( "c) Graph the function using the equation in part a. Explain why it is not necessary to plot points to graph when using y = a (x – h)2 + k.
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document.write( "Explanation of graphing. \r
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document.write( "d) In your own words, describe how this graph compares to the graph of y = x2?\r
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Algebra.Com's Answer #34373 by venugopalramana(3286)![]() ![]() You can put this solution on YOUR website! 2)For the function y = x2 - 4x - 5 \n" ); document.write( "a)Put the function in the form y = a(x - h)2 + k.For the function y = x2 - 4x - 5 \n" ); document.write( "={X^2-2(X)(2)+2^2}-2^2-5 \n" ); document.write( "=(X-2)^2-9 \n" ); document.write( "A=1....H=2.......K=-9 \r \n" ); document.write( "\n" ); document.write( "b)What is the equation for the line of symmetry or the graph of this function? \n" ); document.write( "X-2=0....OR...X=2 IS THE LINE OF SYMMETRY\r \n" ); document.write( "\n" ); document.write( "c)Graph the function using the equation in part a. Why it is not necessary to plot points to graph when using y = a (x – h)2 + k. \n" ); document.write( " \n" ); document.write( "DRAW LINE OF SYMMETRY X=2..PLOT VERTEX AT (2,-9)..PLOT CURVE SYMMETRICALLY ALONG THE LINE OF SYMMETRY TAKING THE 2 INTERCEPT POINTS ON THE X AXIS AS \n" ); document.write( "X-2=+3 OR -3....THAT IS X=5 AND -1 \n" ); document.write( "d)Describe how this graph compares to the graph of y = x2? \n" ); document.write( "IT IS PARALLEL WITH A SHIFT IN VERTEX FROM (0,0) TO (2,-9) \n" ); document.write( " \n" ); document.write( " |