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express 9^(3x+1) in the form 3^(ax+b)

9 3x+1 =(3 2 ) (3x+1) =3 6x+2
HD
Answered by Harry D. • Maths tutor
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In a Bach chorale, how do I know which type of perfect cadence to use?

In Bach chorales, most perfect cadences will follow the same patterns so it's actually a lot less complicated than it first appears! Firstly, we will look at the most common progressions for a perfect cadenc...
IB
Answered by Isabella B. • Music tutor
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Explain why there is a general increase in the first ionisation energy across the third period.

The first ionisation energy depends on:the charge on the nucleus, the distance of the outer electron from the nucleus, the amount of shielding by inner electrons and whether the electron is alone in an orbit...
MP
Answered by Mara P. • Chemistry tutor
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The equation 5x sqaured + px + q , where p and q are constants, has roots α and α + 4. (a) Show that p squared = 20q +400.

a+a+4 = -p/5a+2 = -p/10(a+2)sqaured = q/5 +4p sqaured/100 = q/5 +4p sqaured = 100(q/5 +4)implies p squared = 20q+400
AT
Answered by Ahmed T. • Maths tutor
6569 Views

Write an introduction to a Philosophy and Ethics question

A good introduction provides clarity to the question and informs the reader to what is going to be argued.1.) An effective introduction immediately offers a clear judgement, this gives clarity to the main th...
JT
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