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The rule we use here is (a^b)^c = a^bc

Therefore, (k³)² = k⁶

We have a quadratic equation since the highest power of x is 2. Therefore, we can use the quadratic formula, which we recall to be: x = [- b ± √(b² - 4ac) ] / 2a In accordance with the formula, we set a =...

This is a classic style of Oxbridge interview question, where the candidate is presented with a question on a topic they won't have seen before, and is expected to work logically using the information pro...

Differentiation is a branch of calculus mathematics used to determine the rate of change between certain variables. For example if an object changes its distance x over a certain time interval t, we can u...

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