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Draw y=x^2+5

Draw y=x^2+5. Draw the axes. Y to the sky (Y axis is vertical) and X across (X axis is horizontal). Then breakdown the equation. Firstly what power is the x to? x^2 means that the graph will have a U shape. ...
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Answered by Dona S. • Maths tutor
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What were the origins of the First World War?

Points that student should remember before answering this question: Historiography and historical debate Argumentation + essay structure Be confident in your argument Point, explanation, proof The origins of...
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Answered by Francesca E. • History tutor
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What is the difference between internalism and externalism?

In the field of epistemology internalism and externalism are the main methods by which we understand the world and acquire knowledge. Externalism, also sometimes termed inductive empiricism, is the observati...
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Answered by Kevin L. • Philosophy tutor
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What is sleep and do we really need it?

The restoration theory of sleep (Oswald, 1980) suggests that its function is to restore the body, including the replenishment of neurotransmitters, and the repair of tissue cells and muscles. It suggests tha...
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Answered by Emily C. • Psychology tutor
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Find integers A and B, such that (5x +4)/((2-x)(1+3x)) = A/(2-x) + B/(1+3x)

Adding the fractions on the RHS of the equation in the usual way gives A/(2-x) + B/(1+3x) = (A(1+3X) +B(2-X))/((2-X)(1+3X)) = (5x +4)/((2-x)(1+3x)) This gives an expression for the original numerator in term...
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Answered by Lorne F. • Maths tutor
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