Top answers

What is oxidation?

Oxidation is the loss of electrons.
MS
Answered by Matthew S. • Chemistry tutor
4487 Views

What is an acid?

A species that dissociates in water releasing H + ions.
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Answered by Matthew S. • Chemistry tutor
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How to integrate by parts

Sometimes while integrating, we may come across an expression that is not a polynomial, and thus we cannot use the convenient power rule to integrate. Consider the function y=xcos(x). It is not immediately c...
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Answered by Dennis L. • Maths tutor
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What are the steps in answering a source based question?

The best way to tackle a source based question is to use CATPAD. In this: C: Content, i.e. what is actually in the source A: Author, i.e. whow wrote it, if they had any pre-exisiting beliefs you know about T...
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Answered by Beth P. • History tutor
17442 Views

Differentiate y = 4ln(x)x^2

So we want to differentiate y = 4x 2 ln(x) with respect to y. For this we need to use the product rule. The product rule is D {f(x)g(x)} = f(x)g'(x) + g'(x)f(x) We can therefore make f(x) = 4x 2 and g(x) = l...
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Answered by Beth P. • Maths tutor
7354 Views