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The following sequence reads: 8, 5, 2, -1. What are the 4th and 50th terms of this sequence?

With sequences we should follow the general formula of An + B . The n refers to the position in the sequence i.e. for the 3rd number in the sequence (which is 2 in the above sequence) n=3. The A refers to th...
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Answered by Aneesh S. • Maths tutor
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Arrange the following decimals in order of size: 0.45, 1.09, 0.3, 0.08

There are 5 steps you can follow to make this sort of problem easier to handle: 1) Line up all of the values in a column with the decimal points under each other 2) Ensure each value is the same length by fi...
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Answered by Aneesh S. • Maths tutor
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How do I revise for an English exam?

Whether you are studying a play, novel or poem the key revision techniques are very similar. Firstly, I would say the most important aspect is to familarise yourself with the text itself. For example, with a...
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Answered by Isobel P. • English tutor
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What is the difference the secondary structure and tertiary structure of a protein?

Secondary Structure The secondary structure of a protein refers to the basic foldings of a protein the forms of: 1. an alpha helix 2. a beta-pleated sheet These foldings are determined by hydrogen bonds. The...
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Answered by Daniella A. • Biology tutor
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What is the difference between primary and secondary sources and when should they be used?

Primary sources are written by those who experienced the topic in question first hand. They come in a variety of different formats including but not limited to journal entries, letters, recorded interviews, ...
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Answered by Mary B. • History tutor
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