# SOLUTION: 2x^2+x-3=0 My class assignment is to plot a grapgh using excel, but the main bit is trying to work out the the intersections of . x=-3 and x=3. I need to plot some coordinate

Algebra ->  Algebra  -> Equations -> SOLUTION: 2x^2+x-3=0 My class assignment is to plot a grapgh using excel, but the main bit is trying to work out the the intersections of . x=-3 and x=3. I need to plot some coordinate      Log On

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 Click here to see ALL problems on Equations Question 458265: 2x^2+x-3=0 My class assignment is to plot a grapgh using excel, but the main bit is trying to work out the the intersections of . x=-3 and x=3. I need to plot some coordinates.Answer by oberobic(2304)   (Show Source): You can put this solution on YOUR website!factor 2x^2 +x -3 = 0 . (2x + ?)(x - ?) = 0 . Well the factors of 3 are 1 and 3. So, does that work or do we have to use the quadratic equation? . (2x+3)(x-1) = 0 . So the solutions are x=1 or -3/2. . The graph is