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How should I approach the unseen poem question in the exam?

Start by reading the poem carefully to yourself at least three times. It can be helpful to try to sum up what the poem is about in a simple sentence for yourself, to make sure you’re clear on this – e.g. ‘th...
TH
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The curve C has the equation 4x^2 - y^3 - 4xy + 2y = 0 . The point P with coordinates (-2, 4) lies on C. Find the exact value of dy/dx at the point P.

4x 2 - y 3 - 4xy + 2 y = 0To find dy/dx we need to differentiate all the terms in the equation. As you may notice the x's and y's are mixed together so we will have to use implicit differentiation. Since we ...
EM
Answered by Esther M. • Maths tutor
11034 Views

Problem of Evil

Discussed in Interview
JR
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Differentiate with respect to x: y=2^x

This question demonstrates how the exponential function can be used to simplify equations. In its current form the equation appears complex and the method is not clear. However, if we take the ln of both sid...
HW
Answered by Hugo W. • Maths tutor
4610 Views

What does the primary structure of a protein refer to?

The primary structure of a protein is simply refers to a sequence of amino acids.
BE
Answered by Basel E. • Biology tutor
3702 Views