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Rearrange the expression to create a familiar function with a known differencial: arcos(x)=y x= cos(y) Differenciate x with respect to y: dx/dy= -sin(y) We know that dy/dx= 1/(dx/dy), so rearange to find ...

There are four main different processes of erosion in a river: abrasion, attrition, hydraulic action and solution.Abrasion is when large particles (stones and rocks) being transported in the river's load ...

In order to weigh up which factor was the most important you need to look at each factor separately and decide to what extent that effected the problem in question. For example, if you were looking at wha...

(This question is easier to display on a whiteboard or written down)(¬A^¬B) v (¬C^¬D) v (¬A^B) v (¬A^C) v 0 [De Morgan's Law, Distributive Law, Inverse Law]¬A v (¬C^¬D) v (¬A^C) [Absorbtion Law]¬A v (¬C^¬...

Demand and supply is a model used in economics to determine the equilibrium price and quantity in specific market.The equilibrium price and quantity is given by the intersection between the demand curve a...