# 210421 Home work - Michelle
###### tags: `Mathematics` `Tutor` `Michelle`

[TOC]

## Homework Guide

Write down your answers on papers, and remember to bring them to the class ^^

## Graphing Quadratic Functions

1.

$$
y = 2x^2 -16x + 33
$$

2.

$$
y = -x^2 +2x + 1
$$

3.

$$
y = {1/2}(x-4)^2 - 2
$$

## Completing the Square

1.

$$
x^2 + 12x + 20 = 0
$$

2.

$$
p^2 -8p +21 = 6
$$

3.

$$
k^2 -8k -48 = 0
$$

## Graphing Quadratic Inequalities

1.

$$
y < -x^2 -6x -12
$$

2.

$$
y \geq x^2 -6x +13
$$

3.

$$
y < -2x^2 -8x -9
$$