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How do I solve a Karnaugh Map?

Solving a Karnaugh Map can be very tricky as it requires a new type of thinking than you may be used to. I find the best method to solve a Karnaugh map to be setting it out as a table. Let's use the followin...
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Answered by Daniel D. • Computing tutor
2506 Views

Can you explain how to answer this long answer question: 'describe the process of gentrification and its effects?'

Start by providing a clear definition of the process, e.g. Gentrification is where deteriorated urban neighbourhoods are renovated and revitalised by the influx of more affluent residents. Describe what the ...
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Answered by James D. • Geography tutor
3504 Views

When do we use the 'passé composé' and 'imparfait' in French?

Both tenses refer to actions in the past. With the passé composé, we use this to describe an action which was completed in the past at a specific moment. For example: Je suis tombé (I fell). We use the impar...
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Answered by Katy H. • French tutor
2604 Views

How do vaccinations work? Why don't they cause disease?

A vaccine is a weakened form of the disease causing bacteria injected in to the patient. The person then develops immunity to that bacteria and so when they are infected with the bacteria, they are able to q...
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Answered by Acrisa K. • Biology tutor
3320 Views

Why can metals conduct electricity?

The outer shell of electrons in metals are delocalised, meaning they are able to travel freely around the metal. The negative electrons hold the positively charged metal ions together. The pool of delocalise...
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Answered by Acrisa K. • Chemistry tutor
9895 Views