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Firstly, differentiate the equation to find dy/dx.
dy/dx = 20 - 2x - 6x²
As dy/dx represents the gradient, we know that for a stationary point the gradient must be zero, hence for the...

lets expand the first two brackets first, so x * x gives x², 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 quadr...

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 a...

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'...

The Soviet Union were thought to be at fault for starting the cold war by many historians at the time of the cold war. The reason for this is because the Soviet Union were known to be infiltrati...