May 18th, 2015
Price: $5 USD

Question description

1. Use the quadratic equation y = x2 + 3x + 9.

Where does the vertex of the parabola lie? 


Question 2.2. Calculate the discriminant to determine the number of real roots.

y = x2 – 6x + 9.

How many real roots does the equation have? 

10. Factor the expression.

4x3y – 6x2y2 + 4x2y


Question 11.11. Factor the expression.

c2 + 4c – 4


Question 12.12. If p varies directly with q, and p = 10 when q = 2, what is the value of p when q = 20? 


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