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We are looking for a straight line, so it needs the form y=mx+c. To find our gradient, m, we need the gradient of the curve at the point x=-2, so differentiate the equation: dy/dx=6x²+6x-4, and...

The formula for integration by parts is Integral(udv/dx)dx = uv - Integral(vdu/dx)dx
You use integration by parts when you have an integral where you have to terms multiplied together ie Int...

The buccal cavity of the fish opens and the buccal floor moves downwards. This creates a larger volume in the buccal cavity causing pressure to fall relative to the pressure in the external environment. W...

Personal statements for Oxbridge applicants are slightly different to other universities, as they need to show your academic interest in your subject, what you have done to further this interest and why y...

One reason that presidential debates are important is because they help voters learn about candidates, and subsequently how to vote. For many, these debates are what they reply upon when deciding how to v...