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The formulaic method I recommend is SPECS and SLIMS . S ubject: What is the event or experience the poem decribes/records? P urpose : What message does the poet try to communicate? Why did they write the poe...

A fraction is simply a different way to write a division sum. I.e a \divide b = a/b. This also applies if the two numbers we're dividing are fractions themselves: a/b \divide c/d = (a/b) / (c/d). This still ...

(x + 7)*(x - 7) Notice difference of two squares. Very important to learn square numbers, primes and multiples and be able to notice them.

Increased temperature will favour the backward (endothermic reaction.) Any change imposed on the system will be counteracted by a response which reverses the change, i.e. shift the equilibrium in the directi...

Add to the unknown solution dilute nitric acid, then add silver nitrate solution. If Chloride, bromide or iodide ions are present then a white, cream and yellow precipitate will form respectively of silver h...