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When is the passé composé used and when do I use avoir or être?

The passé composé is used to describe completed or repeated actions that were done in the past. It is translated into English as either the past simple tense (e.g. I ate) or the present perfect tense (e.g...

SV
Answered by Serena V. French tutor
2511 Views

Evaluate the use of barriers to entry in order for firms to make economic profit.

Economic profit is also known as super-normal which is the level of profit made above the normal profit mark. Normal profit is the level of profit made that is essential for a firm to survive in the marke...

SR
Answered by Sneha R. Economics tutor
2550 Views

How can I decide whether Quicksort or Mergesort is better for a given situation?

It is known that Quicksort and Mergesort are both efficient, fast sorting algorithms, although both of them have their different weaknesses.
Stability is one such aspect that is worth noting. When a ...

BP
Answered by Bogdan P. Computing tutor
1600 Views

What are the optimal conditions for the Haber Process N2(g) + 3H2(g) <--> 2NH3(g)? Use Le Chatelier's principle to derive your answer.

When considering the optimal reaction conditions, one must check for pressure, temperature, concentration and catalysts involved. Le Chatelier's principle states that if a change to the system is made, th...

RJ
7870 Views

Solve the simultaneous equations 6x - 27 = 15 and 4x + 3y = -3.

Initially we have two unknown variables, so we want to eliminate one of the variables (x) to solve for the other (y). The LCM of 6 and 4 is 12, so multiply each equation such that the coefficient of x is ...

AC
Answered by Alannah C. Maths tutor
3594 Views

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