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Write x/(x-1) - x/(x+1) as a single fraction in its simplest form (Edexcel GCSE 2016)

The key concept to answering this question is to notice that you need a common denominator for both fractions in order to subtract and simplify them. Clearly the two denominators: (x-1) and (x+1) are not the...
FK
Answered by Fritz K. • Maths tutor
10232 Views

1/7 + 5/3x

1 x 3x / 7 x 3x + 5 x7 / 3x /7 = 3x/21x + 35/21x = 3x + 35 / 21x
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Answered by Rachel C. • Maths tutor
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4x^2+5x+2=10

x=0.921 x=-2.17
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Answered by Charles K. • Maths tutor
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What is a CBL course?

Case Based Learning (CBL) is a type of curriculum framework adopted by a number of medical schools across the country. In a CBL medical course, medical students are given a number of clinical cases which spa...
EL
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Please outline the fundamental Kalam and evaluate its weaknesses

The Kalam argument is a cosmological argument and is of a deductive nature - that is to say it is logically structured in such a way that if all the premises are true, then the conclusion must be true (ie it...
TW
Answered by Timothy W. • Economics tutor
2877 Views