document.write( "Question 986309: Hi I'm trying to sketch and graphics the quadratic function identify the vertex and intercepts of f(x)=3x^2 thanks I can't seem to figure it out
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Algebra.Com's Answer #607096 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Hi I'm trying to sketch and graph the quadratic function identify the vertex and intercepts of f(x)=3x^2 thanks I can't seem to figure it out \n" ); document.write( "----- \n" ); document.write( "If x = 0, y = 3*0^2 = 0 \n" ); document.write( "That gives you the point (0,0) which is the x intercept and the y intercept. \n" ); document.write( "---- \n" ); document.write( "If x equals either +1 or -1 you get y = 3(+/-1)^2 = 3 \n" ); document.write( "That give you the points (-1,3) and (1,3) \n" ); document.write( "----- \n" ); document.write( "Plot those and draw the parabola. \n" ); document.write( " \n" ); document.write( "----- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------ \n" ); document.write( " |