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MC = marginal (extra) cost incurred by a firm when its production raises by one unit. MR = marginal (extra) revenue a firm rece...
cot is a short way to write 'cotangent'. This is the reciprocal of the trigonometric function 'tangent' or tan(x).
Therefore, cot(x) can be simplified to 1/tan(x).
Using trigonometric...
Distance refers to how far an object has travelled in total during its motion.
Displacement refers to the object's overall change in position/ h...
Firstly you need to find the gradient and to do this you identify two points on the graph and the gradient is the change in the value of the y values divided by the change in the value of the x values...
You bring the power down to multiply by the existing coefficient of x =1 in this case, and then you reduce the existing power by 1 leaving you with dy/dx= 2x.
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