4.1 Introduction to differential equations
Introduction to differential equations
Lessons
Notes:
We say that:
$y' (x) = \frac{dy}{dx}$ or $y'(t) = \frac{dy}{dt}$
Where:
1. $y'(x)$ is the first derivative of the function y in terms of $x$.
2. $y'(t)$ is the first derivative of the function y in terms of $t$.

1.
Differential Equations Overview

2.
Finding the Order of a Differential Equation
What is the order for the following differential equations? 
3.
Verifying Solutions
Show that the following functions is a solution to the differential equation: 
4.
Finding a Particular Solution
You are given the general solution as well as the initial condition. Find the particular solution which suits the following initial conditions: