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There are mainly two tenses used in French to discuss what happened in the past, these being: the perfect and imperfect.However, both of these tenses are used in different ways based on what the speaker i...

Consider the 2x2 matrix M, consisting of elements a, b, c and d. To find its inverse one must first find the det...

A demerit good is a good which has a negative impact on its consumer and others in society. An example of this is alcohol, which can cause health problems for people who drink it, but also leads to extern...

y = 2x + 5 + 27x^-2To find a stationary point, find the gradient function by differentiating with respect to x:y' = 2 -54x^-3To find a stationary point, let the gradient function equal...

(1) Translate the question: Your Spanish cousin has asked you about your interests. Write to him about the activities that you like to do in your spare time. Mention: (1) food (2) sport (3) family (4) mus...