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Using quotient rule, let u = 2x+12 and v = 1-x. Then we differentiate u and v separately, so u' = 2 and v' = -1. The formula for the quotient rule is: (vu' - uv')/v^2. Plugging in our values into this equ...

A failure or lack of cohesive and organised leadership of the Chartist movement during the years 1839 to 1849 has often been cited as one of the main reasons that Chartism failed. The movement was made u...

Find the value of 9^-1/2. For this question we need to know indices rules. We apply two rules here as the power is negative and because it's a fraction. First, let's tackle the negative power ru...

First of all let's think of which one would take longer. The one that would take longer would be the slower of the two reactions, and therefore would have a lower rate of reactio...