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When do we use the imperfect tense and how is it formed?

The imperfect tense is used for continuous, ongoing actions in the past. It is often used for descriptions (when we are 'setting the scene') in the past, and it is used when we talk about things that we 'use...
JH
Answered by James H. • French tutor
2500 Views

A curve has equation y = 20x −x2 −2x3 . (A) Find the x-coordinates of the stationary points of the curve.

Firstly, differentiate the equation to find dy/dx. dy/dx = 20 - 2x - 6x 2 As dy/dx represents the gradient, we know that for a stationary point the gradient must be zero, hence for the stationary points, we ...
BW
Answered by Bradley W. • Maths tutor
6323 Views

Show that (x + 1)(x + 2)(x + 3) can be written in the form ax3 + bx2 + cx + d where a, b, c and d are positive integers.

lets expand the first two brackets first, so x * x gives x 2 , x * 2 gives 2x, x * 1 gives x and 1 * 2 = 2. 2x and x are both in terms of x so we add these together to get 3x, giving us the quadratic (x 2 + ...
AC
Answered by Annunzia C. • Maths tutor
28897 Views

How is the theme of dreams abd reality represented in The Great Gatsby

It is key that within this essay the main focus is upon who is the dreamer and who is the realist. The character of Gatsby is one that would initially appear as a dreamer; his life-long strive for money and ...
NS
Answered by Nanija S. • English tutor
2120 Views

Décrivez-vous en incluant votre famille, votre école et vos hobbies.

Je m'appelle Morgane et j'ai 21 ans. J'habite à Bath pour mes études de Management après avoir passé une année à travailler dans le centre de Londres, à Blackfriars. Moitié française, moitié anglaise - c'est...
MP
Answered by Morgane P. • French tutor
4032 Views