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How do I integrate cos^2x with respect to x?

This can be a very tricky question if you do not know how to approach it. Our first instinct may be to try a substitution, but this gets us nowhere. In fact, the trick is to make use of the identity

Answered by Raiad S. • Maths tutor

11835 Views

Explore the theme of desire in 'A Streetcar Named Desire'

Tennessee Williams' 'A Streetcar Named Desire' is set in New Orleans in the 1940s during the Great Depression. The play demonstrates the great extent to which the protagonists will go in order to gratify ...

Answered by Elsie B. • English tutor

21864 Views

In Aeneid Book X, there is a strong idea that ‘fathers have a duty to protect their children.’ To what extent do you agree?

Perhaps the first father-son relationship that comes to mind when considering the Aeneid is that of Ascanius and Aeneas, in spite of the fact that for much of this Book, the two are separated, with Ascani...

Answered by Becky B. • Latin tutor

2590 Views

Explain how are the lungs adapted for fast gas exchange?

The lungs are specifically adapted for gas exchange (diffusion) - meaning the lungs allow oxygen into the blood stream and carbon dioxide out. To ensure our cells can respire properly, we want fast and ef...

Answered by Katie B. • Biology tutor

14179 Views

Point P on the curve, x = 2tan( y+ π/12), has a y-coordinate of π/4. Find an equation for the normal to the curve at P.

Step 1 - Firstly, we need to find the x-coordinate of point P. This will allow us to find the normal equation required in the question. To find the x-coordinate, we plug in the value of y given in the que...

Answered by Andrew M. • Maths tutor

9759 Views