exam
Maths Puzzle
Numerical Ability
The parabola y=x2-4 intersects the x axis at two points, P and Q. What is the distance from P to Q?
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exam Other Question
How do I write the equation of the line passing through (2, 10) and (0, 10)?
8b(b + 2b^3c + b^4) + 4b^2(1 + 6b^2c + b^3)