### Home > INT2 > Chapter 5 > Lesson 5.2.1 > Problem 5-65

5-65.

Determine the exact -intercepts of

*.*

Let , then solve for

*.*

What are the approximate

-intercepts? Sketch a graph of the parabola.Refer to the Math Notes box in this lesson. Are the solutions to the equation

rational or irrational numbers? Explain. Is

a perfect square? What are the coordinates of the vertex of the parabola? Is your answer exact or approximate?