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Describe how the velocity and forces acting on a skydiver change during their fall (6 marks)

Different exam boards may want a different format of answer, so before beginning this question, it would be worth thinking how other six mark questions are marked in other papers. Edexcel want the student to...
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Answered by Jethro R. • Physics tutor
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Expand and simplify 3(x-2) -2(x+2)

Notice that the questions specifies that you should expand and simplify. This means expanding the equations is a good idea. To expand the equation, we will start by expanding each brackets. 3(x-2)-2(x+2) =3x...
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Answered by Phrances P. • Maths tutor
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How can I show off my intellectual curiosity without reciting all the books I've read and sounding pretentious or like I'm listing everything I know

A personal statement, no matter where you apply to, is a chance for you to show off intellectually and prove to the reader that you are curious, ambitious and daring. At Oxbridge especially, supervisors and ...
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Find an equation of the line which passes through the point (4,-7) and has slope 3.

To find the answer to this, we can use the point-slope form. To do this: y - (-7) = 3 (x - 4) Simplified: y + 7 = 3x - 12 : y = 3x - 19
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Answered by Tierney R. • Maths tutor
8952 Views

Explain the assumptions behind perfect competition and how firms behave under this market structure.

Perfect competition assumes that everyone has perfect information (no asymmetries). In addition, under perfect competition, there are many firms selling a homogeneous product. No one firm can have an effect ...
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Answered by Tierney R. • Economics tutor
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