exam Maths Puzzle Numerical Ability

what do points on the line parallel to the y-axis and 5-units to the left of it have in common?with a solution.

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exam Other Question

again another word problem..Fireworks are launched into the air. The quadretic function that models the fireworks' height, s(x), in feet, x seconds after they are launched is give the degree three polynomial f(x) with real coefficients and leading coefficient 1, has -3 and +4i among its roots. Express f(x) as the productof of linear and quadriatic polynomials with real coefficients