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How should I approach an unseen poem?

This is your opportunity to engage with an unfamiliar poem and to clearly communicate your thoughts about the poem before you. To help you draw as much meaning as possible from the poem, and to properly s...

Answered by Josef M. • English Literature tutor

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Describe the process of synaptic transmission

In order to move and process sensory information electrical signals are sent around the body via specialised cells called neurones. Signals are transmitted between neurones across structures called

Answered by • Biology tutor

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Why, for Plato, do forms necessarily exist?

Forms must exist as there are certain qualities that exist independent of the human experience. For example, my tie has both light blue and dark blue on it, so do my trousers. These items are different ma...

Answered by Samuel L. • Philosophy and Ethics tutor

1603 Views

Calculate the indefinite integral of xsinx

They key is to integrate by parts, set u = x, u' = 1, v' = sinx, v = -cosx
So, integral(xsinx) =uv - integral(u'v)+c = -xcosx - integral(-cosx) +c = -xcosx +sinx + c
which is the answer

Answered by Samuel L. • Maths tutor

3864 Views

Find the square roots of 2 + isqrt(5)

Since we’re finding the square roots of 2 + isqrt(5) then (x+iy)^2 = 2 + isqrt(5)Thereforex^2 + 2ixy - y^2 = 2 + isqrt(5)Take real and imaginary parts it followsx^2 - y^2 = 2 and 2ixy = isqrt(5)solving th...

Answered by Samuel L. • Further Mathematics tutor

2997 Views