Book Maths Puzzle Algebra

Thanks - I can't figure out this problem and it is due tomorrow!

y=4X^2 - X + 6

We are suppose to sketch a graph of t he equation.

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Book Other Question

If a circle has an area of 144(pie) what is it's circumference? The sum of two digits of a two digit number is seven. If the digits are reversed, the new number is nine less than the original number.