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Revenue expenditure is monies spent on the day-to-day running of a business whereas capital expenditure is monies spent on the purchase of or addition to a non-current asset. The cost of revenue expenditu...

The domain is the set of values you can put in for x. And the range is the set of vaules you get out of the function. On a graph f(x) against x, the difference in x value...

A Mutatable Data Structure is a type of data structure in which the data structure can be edited, deleted or moved, in comparison to an immutable structure data cannot be...

Viruses can be prevented by taking sensible precautions, including:

Keeping your operating system up to date.Using up to date anti-virus software.Not opening an email attachment unless you are expe...

Unlike mammals fish have water as their gas exchange medium instead of air. Fish use gills for gas exchange, gills are specialised flaps of tissue which have the following features to allow efficient gas ...