document.write( "Question 1010991: Draw the graph of y=2x^2+x-2 and y=4-2x for the value of X ranges from -3 to +2.
\n" ); document.write( "Use a scale of 2 cm to 1 unit on x axis and 1cm to 1 unit on y axis
\n" ); document.write( "Use your graph to find
\n" ); document.write( "a) minimum value of y
\n" ); document.write( "b) the roots of the equation
\n" ); document.write( "c) the value of y for which 2x^2-x-2=0.
\n" ); document.write( "

Algebra.Com's Answer #627355 by Boreal(15235)\"\" \"About 
You can put this solution on YOUR website!
\"graph%28300%2C200%2C-10%2C10%2C-10%2C10%2C2x%5E2-x-2%29\"
\n" ); document.write( "ymin=-2.125
\n" ); document.write( "roots=-0.7808, 1.2808
\n" ); document.write( "c is 0, that is the value of y for which the equation =0.
\n" ); document.write( "
\n" );