exam Maths Puzzle Numerical Ability

Factor using Greatest common binomial factor

x(y +9) -11 (y+9)

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exam Other Question

Find the vertex and intercepts for each parabola. Sketch the graph.

g(x)=x^2+x-6 When the digits of a two-digit number are reversed, the new number is 9 more than the original number, and the sum of the digits of the original number is 11. What is the original number?