# Lesson 12Formula for SuccessSolidify Understanding

### 1.

Find the -intercept of each equation. Write your answer as an ordered pair. Consider how the format of the given equation either facilitates or inhibits your work.

### 2.

Which form of the linear equations in problem 1 facilitates your work in finding -intercepts? Why?

### 3.

Using the same equations from problem 1, find the -intercepts. Write your answers as ordered pairs.

### 4.

Which of the formats above facilitate finding the -intercept? Why?

## Set

Solve each of the quadratic equations using an appropriate method. Give a precise answer rather than an approximation.

### 13.

Which of the quadratic equations could have been solved by factoring more efficiently than by using the quadratic formula? How can you tell from the solutions?

## Go

Write each of the expressions in factored form.