document.write( "Question 62437: I need some help with Graphing\r
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document.write( "Graph Y=2(x+3)(x-4)^2 and label all intercepts\r
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document.write( "thank you for your time \n" );
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Algebra.Com's Answer #43193 by funmath(2933)![]() ![]() ![]() You can put this solution on YOUR website! Graph Y=2(x+3)(x-4)^2 and label all intercepts\r \n" ); document.write( "\n" ); document.write( "The y-intercept is when x=0 \n" ); document.write( "y=2(0+3)(0-4)^2 \n" ); document.write( "y=2(3)(-4)^2 \n" ); document.write( "y=2(3)(16) \n" ); document.write( "y=96 The y intercept is at (0,96), You're going to need a lot of graph paper, if you don't make it a different scale for your y's. \n" ); document.write( ": \n" ); document.write( "Your x-intercepts happen when y=0 \n" ); document.write( "0=2(x+3)(x-4)^2 \n" ); document.write( "0/2=2/2(x+3)(x-4)^2 \n" ); document.write( "0=(x+3)(x-4)^2 \n" ); document.write( "x+3=0 and x-4=0 \n" ); document.write( "x+3-3=0-3 and x-4+4=0+4 \n" ); document.write( "x=-3 and x=4 \n" ); document.write( "The x-intercepts are (-3,0) and (4,0) Plot those points. \n" ); document.write( "You'll want to let x= something less than -3, like -4. \n" ); document.write( "y=2(-4+3)(-4-4)^2 \n" ); document.write( "y=2(-1)(-8)^2 \n" ); document.write( "y=2(-1)(64) \n" ); document.write( "y=-128 Plot (-4,-128) Plot that! \n" ); document.write( "Now let x= somethin bigger than 4, like 5. \n" ); document.write( "y=2(5+3)(5-4)^2 \n" ); document.write( "y=2(8)(1)^2 \n" ); document.write( "y=2(8)(1) \n" ); document.write( "y=16 Plot (5,16) \n" ); document.write( "You already have a point between -3 and 4, the y-intercept. \n" ); document.write( "If you are graphing this on a graphing calculator, let x min=-10, x max=10, y min=-200, and y max=100 \n" ); document.write( " \n" ); document.write( "Happy Calculating!!! \n" ); document.write( " \n" ); document.write( " |