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First of all it is important to know that differentiation is the opposite of integration. So if we integrate some function g(x) and get f(x), it means that when we differentiate f(x) we should get g(x). W...

Blood will flow between the right and left ventricles. This means that both sides of the heart will contain a mixture of oxygenated and deoxygenated blood. Therefore, the blood sent around the body via th...

5x - 1 = 3x + 75x = 3x + 82x = 8x = 4

The first point to consider is what type of essay you are being asked to write. Is it a persuasive or argumentative essay? Do you need to express your own opinion?
It is a good idea to spend some tim...

When solving simultaneous equations our goal is always to use the equations given, which each have two unknowns in them, in order to find an equation with only one unknown. In this example, we can see tha...