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  I have choose a quadratic equation as a common question . This is for both GCSE & A-level student. (2x)^2-x-1=0
To solve this equation we have four methods:- Factoring Completing square Quadrat...

(Introduction)
Jeremy Bentham's Classical Utilitarianism is an ethical doctrine founded on the principle of utility - that that which promotes the most happiness or pleasure is the (morally) best ac...

Good descriptive writing allows the reader to feel the story as you do. This may seem a daunting task at first, but taking a scene piece by piece can help you organise your thoughts. The more you understa...

(Introduction)Shelley's 'Ozymandias', adhering to the literary themes typical of the Romantic movement, heavily contrasts the relationship between the timeless power of nature with the futile efforts, boa...

The best way to tackle this sort of worded problem is to create a solvable equation. Lets call the bill before the voucher was used, X. So, the price after the voucher was applied is: = X...