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Maths Puzzle
Numerical Ability
7a/15b-2b/5
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Find the vertex and intercepts for each quadratic function, and sketch its graph.
a) y=x^2+4x
b) y=-2x^2+8x
The measure of the area of a rectangle is 6a^2+7a+2. The width is a binomial of the form ap+q. What is the measure of the perimeter of the rectangle?