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When you integrate, why do you need to add a +C on the end?

Integration can be used to undo differentiation. So if you had an equation that was y=5x+2 and differentiated to get dy/dx=5. When you integrate it you would only get y=5x, so the +2 is lost, to make sure yo...
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Answered by Katie M. • Maths tutor
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Describe how a healthy kidney produces urine. (5 marks)

In this question you must first look at the wording. This is a describe question and therefore a description is required but not an explanation. It is worth 5 marks so aim to describe 5 or more reasons how a...
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Answered by Hannah G. • Biology tutor
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Referring to extracts from your anthology of scores, explain your incorporation of two different musical techniques within your composition.

Haydn's ornamental use of non-harmony échappée notes , such as the first A-flat in the first violin part of his second string quartet in E-flat (fourth movement, b.1), gave me the idea of using them to melod...
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Answered by Thomas H. • Music tutor
4772 Views

What is the difference between ionic and covalent bonding?

Covalent bonding is the sharing of a pair of electrons between atoms to make molecules e.g. CO 2 , whereas Ionic bonding is the transfer of electrons from one atom to the other to make a complete outer shell...
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Answered by Natalie S. • Chemistry tutor
3287 Views

What should I include in my personal statement?

You should include achievements which are relevant to the subject you are applying for and which occurred within the last 2 years. Good examples are summer schools, awards, projects. Another good idea of sub...
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