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First of all, the word evaluate is used within exam questions to highlight the strengths and weaknesses of the explanation. Attempt to define the atavistic form, but consider that the question doesn’t ask...

Find out the value of the y coordinate where x=2y=3/(5-3(2))^2=3Differentiate function in order to find the gradient of the graph at point Py=3/(5-3x)^-2Use chain rule where u=5-3xdu/dx=-3dy/dx=3u^-2Hence...

For example CH3COOH buffer Buffer is in equilibrium like this - CH3COOH = CH3COO- + H+When a little bit of Acid (H+) is added equilibrium shifts left (as equilibrium shifts in the opposite direction when ...

Identify period of language e.g. Old English: 450-1100 AD (highly unlikely) Middle English: 1100- 1450 Early Modern English : 1450- 1700 (most likely) Modern English: 1700- 19...

When you start your A Level, radians can seem very daunting because you've never seen them before and pi seems a very confusing number to use in relation to angles. But trust me, if you embrace radians th...