exam Maths Puzzle Numerical Ability

Factor f(x) = 9x^3 + 18x^2 + 11x + 2 given that -1 is a zero of f(x)

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exam Other Question

how do you solve and then graph the parabola: y= -x(to the second power) + 2x+3

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the numerator of a certain fraction is 2 more than the denomenator. if 1/3 is added to the fracgion, the result is 2. find the fraction