(a)[4]
Complete the table in full.
(b)[4]
Draw the graph of $y = 2x^3 + 4x^2$ over $-2.2 \le x \le 0.8$.
(c)[1]
Find how many solutions the equation $2x^3 + 4x^2 = 3$ has.
(d(i))[1]
Write down the equation of the straight line.
(d(ii))[3]
Use your graph to obtain the solutions of the equation $2x^3 + 4x^2 - x = 1$.
(e)[2]
Complete the inequality that gives $k$.