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Differentiation is a very important tool for mathematicians. Although finding the gradient of a line can seem to lack a point, it does have some very important applications. For example, in mechanics the ...

On the 16th of August 2004, Boscastle, a small fishing village on the North coast of Cornwall, experienced one of the worst flash floods Britain has ever seen, 1 in 400 year flood. Two and a half miles up...

1. y = cos2θ . 2) cos2θ = 1 - 2sin²θ. 3) x = 2sinθ. 4) x² = 4sin²θ. 5) (1/2)x² = 2sin²θ. 6) y = 1 - (1/2)x².

An advantage of open questions is that respondents are given the freedom to elaborate on their answers providing in-depth accounts compared to closed questions. A disadvantage is that responses may lack r...

One strength is that the behaviourist approach is scientific in its methodology. This is a strength because scientific methods such as laboratory experiments allow great control over variables. This makes...