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What is a useful approach while analyzing an HL Contemporary History essay question?

Approach: What I like to do first is to analyze the essay question, what they are asking for and how you should write down the information needed. After I have done this, I like to use what I call the “Icebe...
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Answered by Esmeralda L. • History tutor
3784 Views

What is the difference between definite and indefinite articles?

Definite articles are used when we talk about something specific. There are four definite articles: La (femenine, singular), Las (femenine, plural), El (masculine, singular), Los (masculine, plural). For exa...
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Answered by Dominika K. • Spanish tutor
9862 Views

Find the highest common factor (HCF) of 12 and 18.

We start off by drawing attention to the first number in the question, 12. The number can be broken down into multiples by dividing it by the lowest number (that isn't 1): This breakdown is as follows: 12=2*...
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Answered by Jake J. • Maths tutor
38439 Views

Give an example of a strong acid.

Hydrochloric acid is an example of a strong acid because it is completely ionised in water.
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Answered by Maria K. • Chemistry tutor
5032 Views

How do we solve simultaneous equations, say for example x + 4y = 20 and 2x - 2y = 10 ?

When it comes to simultaneous equations, there are two methods that we can use to solve them. The first method is called substitution , where we make one of the variables the subject in one of our equations ...
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Answered by Jonathan W. • Maths tutor
8372 Views