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3(3/4)x^(-1/4) which simplifies to (9/4)x^(-1/4)

In general, the imperfect tense is used for descriptions and ongoing\repeated actions in the past, for example:

Description - It was raining: Il pleuvait

Ongoing - I was reading my ...

The visual aids embedded within the text of this article allow us to connect faces to the descriptions of personal accounts given. This is effective in persuading us to donate because, we feel more of a p...

Activation energy is the amount of energy that the reactants need in order to react and become the products. For example, when burning natural gas (also called methane, or CH₄), you need a spar...

The variety of narrative perspectives in 'Frankenstein' are used by Shelley to relativise the interpretation of any particular narrator, and so to provoke the reader to think harder about the characters a...