exam Maths Puzzle Numerical Ability

I need to factor the trinomal
s^3-2s^2-63s
Ok I know I need to foil
(s+9)(s^2-7)?

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If the product of two consecutive even integers is 34 larger than their sum then what are the two integers? Germaine pilots a small plane on weekends. During a recent flight, he determined that he was flying at an altitude of 3000 feet parallel to the ground and that the ground distance