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How and when do you use integration by parts?

Integration by parts is a method of integration used when you are attempting to integrate a function which is the product of two functions. If the two products can be expanded there is usually an easier w...

Answered by Ashley P. • Maths tutor

8766 Views

How do you use the subjunctive mood?

In the German language there are two types of subjunctive: the Konjuntiv I and Konjunctiv II. The first form is used in reported speech, in order to report something that may or may not be true. The Ko...

Answered by Rhea C. • German tutor

3169 Views

How to integrate e^(5x) between the limits 0 and 1.

Note that by the chain rule if the function y is such that y(x)=f(g(x)), where f and g are functions, then the derivative of y wrt x is given by

dy/dx = (df/dg)*(dg/dx).

Answered by Max S. • Maths tutor

12773 Views

What is differentiation and how is it done?

Differentation is a type of calculus that allows us to work out the rate of change. For example, if we have a straight line graph such as y=2x, we know that the gradient of the line is 2. If we take a ...

Answered by Megan P. • Maths tutor

11674 Views

How do you know whether to use the imperfect or perfect tense?

The perfect tense is used to for completed actions in the past. For example, le semaine dernier je suis allé en France would translate to last week I went to France. The imperfect is used for incomplet...

Answered by Megan P. • French tutor

6050 Views