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Differentiate x^2+4x+9.

To differentiate you must look at each term separately. So for x^2 to differentiate we bring the two down to multiply in front of the x and then take one away from the power leaving 2x. For 4x, x is to...

IW
Answered by Iman W. Maths tutor
5392 Views

How do mass spectrometers measure the mass of a compound?

Mass spectrometry is a method of identifying the molecular mass of compounds by measuring its mass to charge ratio. Methods vary depending on the molecules being analysed, th...

ES
Answered by Eduardo S. Chemistry tutor
3606 Views

How do I get a good grade on Geography at A2?

The key to succesfully passing geography at A2 is no longer the requirement to regurgitate information but the awareness of pressing topics and events occurring in the present. Extra wider reading arou...

MA
Answered by Maryam A. Geography tutor
8928 Views

How do I write a good personal statement without the repeated use of 'I' in each sentence?

The key to a unique personal statement is indeed to erase repeated common phrases and instead rearrange sentences and the word order whilst also only including key information relevant to the course yo...

MA
4102 Views

How do i memorize all the essays that could come up on the exam?

The method of memorization has to be done via you figuring out a way to commit information to your memory, whether that be via writing them out repeatedly, condensing the essay into main points which y...

MA
Answered by Maryam A. Psychology tutor
5283 Views

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