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y = (3x⁴ - 18)/x

The gradient of a tangent to a curve is equal to dy/dx 

However, we must simplify this equation before we can differentiate it;

y = 3x³ - 18/x =...

There really is no definite answer to this question, because frankly each essay question is different and therfore merits a uniquely worded or structured answer. However, whether it is an environmental qu...

A low angle camera shot is taken from below the subject. This causes the subject to appear powerful, dominant, and strong, whilst positioning the viewer as weak and helpless. Thanks to the harsh angle, th...

Prietsley's An Inspector Calls serves as a mouthpiece for Priestly himself. The themes of socialism and social responsibility is displayed by the domino effect that each member of the Birling family has o...

Film Noir is a genre born from the paranoia of post-world-war-two America. With the Cold War well underway by the 1950s, Film Noir served as a reflection of both social attitudes and fears of the era. Mal...