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What is an infinitive?

The infinitive, is word you will often hear in your Spanish classes (especially when studying grammar) and so it’s very important that you know what it is! The infinitive is the basic form of a verb. In Span...
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Answered by Elena O. • Spanish tutor
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How should I analyse a History source question?

Answering History source questions can be very difficult! To successfully answer you have to combine several skill (your own knowledge, ability to notice and understand elements of the source and analysis of...
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Answered by Elena O. • History tutor
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The first 4 terms of a different sequence are: 9, 13, 17, 21. Find an expression for the nth term of the sequence.

To tackle sequence questions like this you first have to find the difference between each term of the sequence and this number will go in front of the 'n'. Then to find the full expression, you have to find ...
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Answered by Tanush M. • Maths tutor
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Solve algebraically: 6a+b=16, 5a-2b=19

To solve these simultaneous equations, you must add/subtract both equatons from each other to eliminate one variable, allowing you to work out the value of the other. As you can see from these particular equ...
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Answered by Tanush M. • Maths tutor
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factorise the equation x^2+17x+70

Firstly, you can see from the equation that each bracket must contain an x since these multiply together to give the x 2. So you get (x..)(x..) Next, to obtain the last number of the equation you must have t...
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Answered by Tanush M. • Maths tutor
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