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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...

The Euphemism Treadmill is a concept coined by Stephen Pinker in his 2003 book "The Blank State". The concept explains how words that are used to replace offensive terms over time become offensi...

Rectangle:

Area = width x length

hence area = 4cm x 2.5cm

area = 10cm² 

Circle: 

Area = pi x radius²

Radiu...

Our given equation is d²x/dt² + 5dx/dt + 6x = 0, which we need to recognise as a second order differential equation. Therefore we need to begin by solving the auxilary funtion m^...

y= x³ +5x² -6x +4

dy/dx = 3x² +10x -6

...