Question

An equation _____ has one solution.alwayssometimesnever

Answer 1

By definition, an equation can have different forms and there are different types of equations. Some of them are shown below:

1. Linear equation: It has one variable whose exponent is 1. It has one solution. Its form can be:

`ax+b=0`

2. Quadratic equation: It is an equation whose variable has exponent 2. These equation can be expressed as

`ax^2+bx+c=0`