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There are two main methods to solve simultaneous equations. Elimination and Substitution. Usually one is easier and quicker than the other, but this is dependent upon the question you face in the exam so ...

Evaluate is a common command term for IB History exams. It is vital that you are familiar with these terms as meeting the demands of the question is a key part of the rubric and will greatly affect your m...

The poem can be scary and hard to understand as the beauty of poetry lies in its meanings. Here are the steps you should take to write a stellar commentary for paper 1:read the poem and use highlighters t...

First, use the substitution u=e^x (which implies dx=du/u) to make the integral ∫6/(u*(u+2)))du. Next seperate the fraction using partial fractions and expand to form 3∫1/u du - 3∫1/(u+2) du. Next integrat...

The measures that government might use to restrict the monopoly power of supermarkets would be introducing competition policy like for instance introducing new entrant into the market so not only one firm...