Consider the quadratic equation y = –3x2 – 2x + 4. a. find the value of the discriminant. b. how many real roots does the equation have? c. does the vertex of the graph of the equation lie above, on, or below the x-axis?

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?

In an isosceles triangle, the vertex angle is 112 degrees. what is the measure of each base. a.34 b.24 c.44 d.54