Useful Actions

Information on the most useful actions for students.

Differentiate
"Differentiate" action is very useful when you need to take the derivative of the both sides of an equation.  For example, here we will demons...
Fri, 2 Mar, 2018 at 11:30 AM
Evaluate (integral)
The evaluate action is very helpful when you are computing an integral which is composed of multiple integrals or when integrals are mixed with other operat...
Sun, 11 Nov, 2018 at 8:56 PM
Integrals: Substitution
Let's compute the following integral to see this action in practice: First select the integral: Look for the action "Integrals: substi...
Sun, 11 Nov, 2018 at 8:59 PM
Integrals: Integration by parts
Below we will first describe how this action works with an example of an indefinite integral. Apply integration by parts step by step: ...
Sun, 11 Nov, 2018 at 8:59 PM
Integrals: Partial fractions
The method of partial fractions is used to integrate rational functions with the degree of the polynomial in the numerator is less than degree of the polyno...
Sun, 11 Nov, 2018 at 9:00 PM
Integrals: Sum law
This action is used when we need to divide an integral into two sub integrals. Note that sum law follows from the fact that the integral of sum of two fu...
Sun, 11 Nov, 2018 at 9:01 PM
Integrals: Split integral
This action can be only used on definite integrals. Please take a look at the screenshots below to see how this action works. Note that to solve the exa...
Mon, 21 Jan, 2019 at 10:14 AM
Integrals: Switch bounds
This action is very useful when we need to switch the bounds of a definite integral.  Please take a look at the screenshots below to see how this action...
Sun, 11 Nov, 2018 at 9:01 PM
Limits: l'Hospital's Rule
Here we will show you how to use this action properly. Below you can see how it is used on an example.  After selecting the "Limits: l'h...
Tue, 17 Jul, 2018 at 10:55 AM
Functions: Replace variable by
This action is very useful when you like to replace  single or multiple variables in a function/expression by constants or variables.  Please take a loo...
Fri, 13 Jul, 2018 at 12:25 PM