exam Maths Puzzle Numerical Ability

Factoring: Quadratic Equations and completing the square
x-1-6/x=0

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exam Other Question

please factor as a difference of squares:

m^2-n^2-2m+1
sixth-students at moore middle school were suveyed on the type of pets they owned. of the 250 students surveyed, 3/10 said they had a cat, 105 students said they has a dog, 0.16 said they had a bird, and the rest said they had no pets.