book Maths Puzzle Numerical Ability

how can i soved this equation? coz I keep on solving it but i can't:
[(x^5-3x)+(3x^2-1)][(x^5-3x)-(3x^3-1)]

Read Solution (Total 0)

book Other Question

While vacationing in the orient, Sonia spends $200 purchasing ornate chess sets for her figt shop in California. A week later she finds the same chess set selling for $5 less per p A line through points (-5,2) and (2,y) has a slope of 3. Find y.