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Test factors of -3 to find a root for the equation. For example, try 1, 1^3+3*1^2-1-3=0, so 1 is a root, and (x-1) is a factor. Now it's known that: (ax^2+bx+c)(x-1)=x^3+3x^2-x-3. By comparing coefficient...

glucose + oxygen --> energy + carbon dioxide + water C6H12O6 + 6O2 ---> energy + 6CO2 + 6H20

The past participle agrees with the number and gender of the PDO with nothing added for masculine singular words, -e for feminine singular words, -s for masculine plural and -es for feminine plural E.g. L...

First we need to tackle the difference between 'Il est' vs. 'C'est'. Although not a huge grammatical error if chosen incorrectly, it looks impressive to examiners when a student can differentiate between ...

First identify points of interest in the poem; for instance, unusual/ emotive words, punctuation, word-sounds or images. Then thoroughly break down a select few of these, making sure to mention how they a...