## 9 Extended: Graphs of Quadratic Functions Part 2

Complete Investigation 1 on pages 374–375 of the textbook. You can skip parts of questions that mention vectors (so, you can skip parts of questions that show vector notation, like $$\begin{pmatrix}\ldots\\ \ldots \end{pmatrix}$$, which we haven’t covered).

## 9 Extended: Graphs of Quadratic Functions

Complete the following questions before our next class.

Exercise 20B.1 questions 1 and 2

Complete the following questions before our next class.

Exercise 20A questions 1–9

## 9 Extended: Problem Solving with the Quadratic Formula

Complete the following questions before our next class.

Exercise 12D questions 2, 4, 5, 7, 8, 9a, 20 (the last one is challenging!)

## 9 Extended: The Quadratic Formula

Complete the following questions before Friday’s class.

1. Complete Exercise 12C question 1.
2. Use the quadratic formula to solve $$x^2-6x-12=0$$ (the question we had on the board at the end of our last class).

## 9 Extended: Factoring Practice

Complete the following factoring exercises before our next class. (This is our last set of questions on factoring!).

Exercise 3G questions 1–3

Complete the following questions before Friday’s class.

Exercise 3F questions 2 and 4

## 9 Extended: Further Factoring

Complete the following questions before our next class. Note that these will all involve the “p, q” method, once you factor out any common factors.

Exercise 3E questions 4 and 5