This table lists some values of $y=x^3-3x+2$.
(a)[2]
Complete the table by filling in the missing values.
(b)[4]
Draw the graph of $y=x^3-3x+2$ over $-3\leq x\leq 3$.
(c)[4]
Using a suitable line on the grid, find the solutions of the equation $x^3-7x+1=0$.
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