exam Maths Puzzle Numerical Ability

I need to find five coordinates to plot the graph. I need to determine the table of values for y=x^2+3x-3.

Thank you very much.

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exam Other Question

Bobby and Ricky are in a 10 lap race on a 1-mile oval track. Bobby averaging 90mph, has completed 2 laps just as Ricky gets his car on the track. What speed does rick have to average to be even with Bobby at the end of the 10th lap.
Factor 3 x 2 + 3 x y + 8 x + 8 y by grouping.