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y = 2x + 5 + 27x-2To find a stationary point, find the gradient function by differentiating with respect to x:y' = 2 -54x-3To find a stationary point, let the gradient function equal...
(1) Translate the question: Your Spanish cousin has asked you about your interests. Write to him about the activities that you like to do in your spare time. Mention: (1) food (2) sport (3) family (4) mus...
Escape velocity is the velocity required to just escape the gravitational pull of a body. The gravitational force of a body is given by Newtons Law:F = GMm / r2 (where G is the gra...
Mass spectroscopy is a highly sensitive method of analysing samples of elements and determining the isotopes present and their relative amounts. We can break down the method into four major steps: (in ord...
Red blood cells transport oxygen from the lungs to all the cells in the body. To do so effectively, they have lots of adaptations: Red blood cells contai...
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