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‘Theatre of the present is not as exciting as theatre of the past’ (30 Marks)

Title of the Play: The BacchaePlaywright: EuripidesDate Seen: 31 st July 2016Venue of the Production: Osterley Park I would argue that theatre of the present is more exciting than theatre of the past. Throug...
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Answered by Joseph S. • Drama tutor
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How does freeze-thaw weathering occur?

Freeze-thaw weather occurs when water enters a small crack in a rock, which often happens during rainfall, then when temperatures fall to below 0 degrees celsius this water freezes and expands. This widens t...
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Answered by Emily G. • Geography tutor
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Why is sin(t)^2 + cos(t)^2 = 1 true for all t?

To answer this we need to consider a circle of radius r centred at the origin, drawn in the x,y plane. We'll draw a right-angled triangle such that the hypotenuse is the radius, and say that the point where ...
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Answered by Matt V. • Maths tutor
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(a) Use integration by parts to find ∫ x sin(3x) dx

The question asks for integration by parts. Therefore we need to differentiate one variable and integrate the other. First we need to decide which variable is going to be which. Algebra should always be diff...
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Answered by George A. • Maths tutor
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What's the gradient of the curve y=x^3+2x^2 at the point where x=2?

Gradient is change in y divided change in x.As the change shrinks to effectively nothing (as we want to gradient at a point, not between points), we use dy/dx (the derivative of y with respect to x), to work...
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Answered by Zachary I. • Maths tutor
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