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Solve the differential equation dy/dx = 6xy^2 given that y=1 when x=2.

This equation can be solved using separation of variables. Firstly we rearrange the equation so that all of the y's are on the left hand side and all of the x's are on the right: 1/y2* dy = 6x ...

WS
Answered by Will S. Maths tutor
6217 Views

Find the binomial expansion of (4-8x)^(-3/2) in ascending powers of x, up to and including the term in x^3. Give each coefficient as a fraction in its simplest form. For what range of x is a binomial expansion valid?

(4-8x)^(-3/2) =Factoring out 4^(-3/2) to make binomial expansion easier(1-2x)^(-3/2) =Using the binomial series expansion in the formula booklet, up to the term in x^3<...

HT
Answered by Hamish T. Maths tutor
7871 Views

'In memory, war seems like a dream' (Samual Hynes, The Soldiers Tale, 1997) Compare the significance of remembering in two other texts you have studied. Remember to include in your answers reference to how meanings are shaped in the texts you are comparin

‘In memory war seems like a dream’ for an audience in the modern day the reality of war, although we possess more knowledge, it is impossible for us to imagine. Remembrance can be disturbing but also comf...

SI
3415 Views

Describe how DNA is well-adapted to being a molecule for conserved information storage

DNA is a long, large molecule, which allows a lot of information to be stored within in. It has a sugar-phosphate backbone, which protects it from physical and chemical damage as the phospho-diester linka...

JE
Answered by Juliet E. Biology tutor
4178 Views

(Economics A-level) Is the cross elasticity of demand for tea likely to be positive or negative following a rise in the price of milk? Explain your answer

Let's first break down the concepts involved in this question. Price elasticity of demand is the responsiveness of the quantity of a good demanded to changes in the price of that good. Cross price elastic...

DG
Answered by Dylan G. Maths tutor
6166 Views

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