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What is the difference between the passé composé and the imperfect tense? How do I know which to use?

This is a common question for the native English speaker learning French as it is a concept that isn't so widely used in the English language. The passé composé (perfect) and the imperfect both have specific...
LJ
Answered by Laura J. • French tutor
3124 Views

How do you multiply matrices together?

Not all matrices can be multiplied together, so the first thing to do is check it's even possible! To do this write the matrices next to each other (we'll call the first one A and the second B). If the numbe...
RG
Answered by Rachael G. • Maths tutor
5378 Views

In Mary Shelley's 'Frankenstein', is the creature truly a monster?

While in Victor's eyes the creature is most certainly a monster, describing him frequently as 'fiend' and immediately fleeing the scene once the creature is brought to life in disgust: 'how can I describe my...
MS
19900 Views

How does an electrical impulse travel the gap between two nerves?

The electrical impulse that travels along a nerve, known in biology as an action potential, gets passed along to an adjacent nerve as a chemical signal. When an action potential reaches the end of a nerve, i...
LM
Answered by Lucy M. • Biology tutor
5290 Views

How would you solve a quadratic equation (e.g. x^2-8x+15=0)?

There are two ways to solve the equation. One is to simply factorise it and the other is to use the formula provided in the formula booklet. The second method is probably easier when there isn't a nice easy ...
JG
Answered by Jane G. • Maths tutor
3413 Views