A. 9.1-9.3 Quadratic Functions Flashcards

1

Solve x² - 36 = 0 by finding square roots

2

Solve -2x² + 50 = 0 by finding square roots

3

Is the vertex of the parabola below a minimum or a maximum?

4

Find the vertex of f(x) = 2x² - 4x + 1

5

Find the axis of symmetry of y = -2x² + 4x + 5

6

Which quadratic function has a wider graph, f(x) = 2x² or f(x) = ½x² ?

7

Find the vertex of y = x² - 5

8

What movie made the most money at the box office last weekend?

9

Find the vertex of y = 2x² - 4x + 5 and tell whether it's minimum or a maximum

10

What is the vertex of the parabola below?

11

Find the vertex of f(x) = -x² - 2x - 4

12

Find the axis of symmetry of y = x² - 8x + 2

A. 9.1-9.3 Quadratic Functions