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What do you understand by simple harmonic motion?

Is the motion of a mass on a spring when it is subject to the linear elastic restoring force given by Hooke's Law. The motion is sinusoidal in time and demonstrates a single resonant frequency. There are dif...
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Answered by Aitor T. • Physics tutor
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integrate x^2 + ln(x)

x^3/3 + 1/x
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Answered by Beth M. • Maths tutor
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Milgram’s work into obedience provided us with valuable insights into why people obey, even though it was carried out in a laboratory. Outline two explanations of why people obey.

There are two primary explanations for obedience in Milgram's study. The first is centred upon the agentic state. Agency theory says that people will obey authority when they believe that the authority will ...
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Answered by Annie Z. • Psychology tutor
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How do I complete the square

Take a look at the expression below: x 2 + 4x + 3 To complete the square you have to focus on the number before the x or the (x coefficient). In this case, this number is 4. To complete the square you take t...
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Answered by Anant M. • Maths tutor
3557 Views

Define active transport.

Active transport uses energy in the form of ATP hydrolysis to move a molecule against its concentration gradient.
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