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f is a function such that f(x)=2/(3x-3) Find the inverse function and ff^-1

As demonstrated on whiteboard
KM
Answered by Kieran M. • Maths tutor
4146 Views

Express 4x/(x^2-9) - 2/(x+3) as a single fraction in its simplest form.

Please refer to the link below as I found it very difficult to demonstrate the answer and couldn't seem to access the whiteboard function.file:///C:/Users/exr854/OneDrive%20-%20University%20of%20Birmingham/A...
ER
Answered by Ethan R. • Maths tutor
3697 Views

Evaluate Bentham's act utilitarianism.

Bentham's act utilitarianism is a consequentialist, hedonistic ethical theory, which seeks to provide a means of determining which course of action is the most moral one available to an agent in a given situ...
JS
7434 Views

Write me a descriptive piece of writing.

I would then check the students piece of writing, pointing out the need for paragraphs. We could then brainstorm different adjectives they could have used. I would also tell them my trick to describe the 5 s...
JW
5167 Views

Which is heavier, a ton of feathers or a ton of lead?

They're both the same. The feathers would take up a lot more space though! Feathers have a lower density than lead (i.e. for the same volume, feathers are less heavy). In practice, if you drop a tonne of fea...
FN
Answered by Francis N. • Physics tutor
20091 Views