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solve the equation in exact differentials

2xydx+(x2-y2)dy=0



Solve the first order linear inhomogeneous differential equation using the bernoulli method

xy,-2y=2x4

Solve the first order linear inhomogeneous differential equation using the constant variation method

(2x+1)y,=4x+2y


Market research has revealed the following information about the market for chocolate




bars: The demand schedule can be represented by the equation QD = 1,600 – 300P, where




QD is the quantity demanded and P is the price. The supply schedule can be represented by




the equation QS = 1,400 + 700P, where QS is the quantity supplied. Calculate the equilibrium




price and quantity in the market for chocolate bars.

If 17.3g of powdered aluminium are allowed to react with excess Fe2O3, how much heat is produced?


Solve the first order linear inhomogeneous differential equation using the constant variation method

xy,-2y=2x4

Code about leather company it expected of you create an application for company that will allow them to view the list of lounge suite, update the price of a lounge suite , as well finding the cheapest 3 seater lounge suite

Reduce the homogeneous equation to the separated one

(x+2y)dx-xdy=0


separate the differential equation into variables

(x2-1)y,+2xy2=0


  1. which of the following options is positive Economics based upon?

a. ethics

b. value judgement

c. public opinion

d. facts



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