exam Maths Puzzle Numerical Ability

Rewrite the middle term as the sum of two terms and then factor by grouping.

x^2 + 10x + 16

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exam Other Question

Write three quadratic equations, with a, b and c (coefficients of x^2,x, and the constant) as:
1: Integers
2: Rational numbers
3: Irrational numbers graph the inequalty. 2>x