exam Maths Puzzle Numerical Ability

Find each value of f(x)=x^2+2x-4/x+6

1. f(4) 2. f(-8)

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exam Other Question

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8. Determine which two equations represent parallel lines.
(a) y = 7x - 6 (b) y = -7x + 6 (c) y = 7x + 2 (d) y = x - 6

The Conic Sections, Sequences and Series

Problem: The moon travels an elliptical path with Earth as one focus. The maximum distance from the moon to Earth is 405,500 km and the