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How do I prove that an irrational number is indeed irrational?

[NOTE: An irreducible fraction (or fraction in lowest terms) is a fraction in which the numerator and denominator are integers that have no other common divisors than 1.] Given that p is a prime, positive in...
LD
Answered by Liam D. • Maths tutor
10349 Views

How do I structure an analytical paragraph whilst analysing a poem?

Planning: Make sure you're planning the paragraph separately first; use bullet points. Start off by identifying which theme you're going to discuss in this paragraph. Underline a few quotes from the poem tha...
PP
5920 Views

How do I rationalise the denominator of a fraction which consists of surds?

[ Recall: the numerator of a fraction is the top number; the denominator refers to the bottom number. A surd is an irrational number, e.g. √3, √5, etc.]Given the following fraction:(a+√b)/(c-√b), where a,b a...
LD
Answered by Liam D. • Maths tutor
10858 Views

How can I write a great conclusion to an English essay?

At any level, the conclusion to an English essay should not be merely a bland summary of the content already explored . It may be a good idea to summarise the main points that have led to the final discussio...
AP
Answered by Adam P. • English tutor
28856 Views

How do I approximate an irrational square root without using a calculator?

Although this might look like a smart trick at the beginning, the truth is that as a physicist this kind of approximations turn out to be useful very often. This is quite likely to come up in the PAT as well...
SH
Answered by Sergio H. • PAT tutor
6842 Views