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How do you differentiate X to the power of a?

To differentiate X a , where a is any real number, you multiply X by a, and subtract 1 from the power. i.e. d(X a )/dX=aX a-1
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Answered by James B. • Maths tutor
17986 Views

Describe the Structure and Bonding of Benzene

Benzene has the chemical formula C6H6 where each Carbon atom is bonded to two other Carbon atoms and a single Hydrogen atom. The 4th bond pair of electrons from each Carbon atom is delocalised, creating a de...
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Answered by Ben L. • Chemistry tutor
68576 Views

In which case would I use the verb SER and in which case would i use the verb ESTAR when talking about someone's profession?

The verb ESTAR is used when the job is considered temporary or relatively unimportant to the person undertaking it.-Mi prima va a estar de camarera en un restaurante todo el verano.-My cousin will work as a ...
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Answered by Adele S. • Spanish tutor
5765 Views

What would be some handy linking words to use in my French writing - particularly essays?

When writing a French essay, it's important to not forget to follow a good, coherent structure just like you would when writing an essay in English or any other native language. Introduce your essay by refor...
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Answered by Monique S. • French tutor
4789 Views

When do I need to use 'sein' as the auxiliary verb in the past perfect tense?

Generally, we conjugate the verb 'sein' for any verb that indicates i) movement ii) or a change in state.For example i) gehen = to go and suggests an act of movement therefore we would have to conjugate the ...
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Answered by Monique S. • German tutor
8572 Views