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The first thing we notice is that there is a common factor of x. Thus we can factor it out and get:x(x^2 - 10x + 16)
This becomes much easier to deal with. We now focus on the equation in the bracket...

Reflexes are involuntary and instantaneous actions that occur in response to a stimulus, for example our pupils contracting in response to a bright light. The receptor detects this stimulus and sends an e...

The introduction to an essay is essentially the section where you can highlight the key points of your argument; it is useful both to the author and the reader as it helps to give the rest of the essay a ...

Sodium metal can conduct electricity when solid or molten through the movement of delocalised electrons, which can carry charge. Sodium chloride is only conductive when molten or dissolved in solution, as...