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Passé Composé - 'Etre' or 'Avoir'?

In English, in the past tense, we use a combination of an auxillary verb and a main verb in the past participle form. In the example 'I have eaten', 'have' acts as the auxillary verb and 'eaten' is th...

RC
Answered by Rosie C. French tutor
15972 Views

What is the chain rule, product rule and quotient rule and when do I use them?

The chain rule, product rule and quotient rule are all 3 methods of differentiating complex functions.

Chain rule

The chain rule...

HK
Answered by Hakeem K. Maths tutor
11996 Views

Why does the thickness of the heart's chamber walls vary?

A chamber wall's thickness is directly linked to its function. Each of the 4 chambers has a different function and so, they each have different wall thickness.

The more work a chamber has to d...

TE
Answered by Tasnim E. Biology tutor
50846 Views

What is the difference between structural isomers and stereoisomers?

Structural isomers have the same molecular formula but a different bonding arrangement, or connectivity, between these atoms. This leads to di...

JN
Answered by James N. Chemistry tutor
44389 Views

Which fits best : perfective or imperfective?

The Russian verb has 3 tenses and 2 aspects. Aspects describe different qualities
of an...
LU
Answered by Leo U. Russian tutor
4731 Views

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