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Broadly speaking, the main function of the kidneys is to filter out waste from the body and excrete it out in the urine. Excretion is the removal of waste (i.e. products of metabolism/ toxic products like...

15⁰ = 1 Anything to the power of 0 is always 1. See the examples below: 10⁰ = 1; 25⁰ = 1; 50⁰ = 1.

 Answer: Profit = Price x Quantity Therefore, profit in November = QN(30 – QN) = 30QN – QN2 Differentiate to find the marginal profit: = 30 – 2QN Set marginal profit to 0 (maximised your profit): 30 –...

Argumentation is fundamental for a TSA essay - the purpose of the essay is NOT to give a balanced view of the argument demonstrating a sensibility to both sides, the purpose IS to create an argument that ...

This is an example of a question you might face during a higher maths examination. It is also a great question to test what your understanding of logarithms and powers are. I have given a quick explanatio...