# Arithmetic Course/Polynominal Equation

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The latest reviewed version was checked on

*11 October 2017*. There are 2 pending changes awaiting review.## Polynomial Equation[edit]

An equation is an expression of one variable such that

- polynomials used to solve the theory of equations.

## Solving Polynomial Equation[edit]

Solving polynomial equations involves finding all the values of variable x that satisfy f(x) = 0.

### First Order Equation[edit]

A first order polynomial equation of one variable x has the general form

- Ax + B = 0

Rewrite the equation above

## Second Order Equation[edit]

A second order polynomial equation of one variable x has the general form

### Solving Equation[edit]

#### Method 1[edit]

Where

Depending on the value of the equation will have the following root

One Real Root

Two Real Roots

Two Complex Roots

#### Method 2[edit]

#### Method 3[edit]