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How do I answer HAT questions which ask: what does a source reveal about the society that source was written in? (i.e. question 3 on the paper)

Question three on the paper is the question that many students find the trickiest in my experience of tutoring. This is because the question "what does this source reveal about society" is so wi...

EK
Answered by Ellen K. HAT tutor
8102 Views

Why does exp(x+y) NOT equal exp(x)+exp(y)? [A-level Maths and Further Maths common mistake]

This is a very common mistake, so don't worry. To see why this is the case, let's go back through our notes to the "laws of indices" and recall the rule for adding powers; am

TD
Answered by Tutor56252 D. Maths tutor
8830 Views

Describe how insulin is secreted from beta cells in the Islets of Langerhans

Insulin is released in response to high blood glucose concentrations. High blood glucose concentrations means glucose is taken up by the beta-cells in the Islet's of Langerhans and is respired to produce ...

TD
7488 Views

Solve 6x^2 > 3 - 7x

First put everything to one side, 6x2 + 7x - 3 > 0

Then factorise the LHS, (3x - 1)(2x + 3) > 0

Get two answers for x, x = 1/3 or x = -3/2

Then work out where the val...

WJ
Answered by William J. Maths tutor
3315 Views

When/why should I use chord inversions in a Bach chorale?

Inversion chords serve mutiple functions in the harmonic workings of a Bach chorale. First and foremost, they allow you to keep the bassline conjunct and smooth, whilst also making the harmonic progressio...

JK
Answered by Jack K. Music tutor
9540 Views

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