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What is the integral of x^(3)e^(x) with respect to x?

This question is looking at integration by parts. Therefore, we need to split the integral into two parts. Part A will be x 3 and Part B will be e x . Draw 2 columns putting Part A in the RIGHT and B in the ...
JB
Answered by James B. • Maths tutor
5412 Views

How should I approach an essay question in the exam?

Essay questions can seem overwhelming at first glance, but there is a tried and tested approach that can really help you get a great mark. Firstly, it will help to prepare beforehand. Gather together all the...
OM
Answered by Oran M. • Spanish tutor
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Opposition to anything that oppresses the human spirit is the element that dominates Blake's Innocence vs. Experience. How far do you agree with this statement?

It is important to have a clear structure in English essays. Blake's book of poems is divided into two parts; Innocence and Experience. This divide can be used as the structure for this essay (there are of c...
FR
8319 Views

Describe why diffusion is important in plants and animals

Diffusion is the movement of gases across a partially permeable membrane from a high concentration to a low concentration and is important to allow the movement of substances across cell membranes. For examp...
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Answered by Lucy D. • Biology tutor
36923 Views

How do I break down (x-2)/((x+1)(x-1)^2) into partial fractions?

Firstly, let (x-2)/((x +1)(x-1) 2 ) = A/(x+1) + B/(x-1)+C/(x-1) 2 , where A,B and C are to be calculated. Then, multiply both sides of the equation by (x+1)(x-1) 2 which will leave an equation as follows; x-...
DO
Answered by Daniel O. • Maths tutor
4465 Views