Top answers

Differentiate y=(x^2+5)^7

In this example instead of multiplying out 7 brackets it is useful to use the chain rule, which is used to differentiate the composition of more than one function. If we let what is inside the bracket equal ...
RB
Answered by Rachel B. • Maths tutor
6862 Views

Factorise and solve x^2 - 8x + 15 = 0.

The easiest method to solve quadratic equations by hand is by factorisation - which means putting the equation into brackets, effectively expressing the equation as a product of two linear expressions. Imagi...
RB
Answered by Rachel B. • Maths tutor
4770 Views

Why would you like to study English at Unviversity?

Since I have been able to talk, the manipulation of language has fascinated me. I have explored my interest in literature beyond the A level syllabus, developing on my studies of victorian literature through...
HM
3152 Views

Discuss the depiction of 'Helena' in Shakespeare's "A Midsummer Night's Dream".

Helena's character is the epitome of unrequited love. Her intrinsically irrational nature stemming from her emotional instability is clearly demonstrated in Act 3 Scene 2 through the elongated "O" ...
HM
7310 Views

How do I know which method of integration to use?

In reality there's no way to know for certain and in fact some integrals can actually be proven to be impossible but they won't give you those in the exam. There's only really two main methods that you'll ne...
OR
Answered by Oliver R. • Maths tutor
3939 Views