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Explain fiscal policy and how it can be used

Fiscal policy is the use of governmental spending and taxation to influence aggregate demand (AD= C + I + G +(X-M)) in an economy. It can be used to boost economic growth, control inflation and stabilise eco...
AS
Answered by Annabel S. • Economics tutor
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Give the general solution of the second order ODE dy2/d2x - 4dy/dx + 3 = 0

Solving the ansatz equation x^2 - 4x + 3 = gives 2 equal roots where x = 3 and x = 1The general solution therefore is y = Ae^3x + Be^x where A and B are arbitrary constants
MN
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The binding of one molecule of oxygen to haemoglobin makes it easier for a second oxygen molecule to bind, explain why.

The binding of the first oxygen changes the tertiary structure of the haemoglobin. This uncovers the second binding site, allowing the second oxygen to bind.
AT
Answered by Abbie T. • Biology tutor
13121 Views

Point K(8,-5) lies on the circle x^2 +y^2 - 12x - 6y - 23. find the equation of the tangent at K.

First, find the centre of the circle. Since we know the equation of the circle, we know that the centre (-g,-f) comes from the part of the equation -12x-6y, where -12=2g and -6=2f. Therefore, to get the cent...
CM
Answered by Catriona M. • Maths tutor
2719 Views

Differentiate y = 3x4-8x3-3

y = 3x 4 -8x 3 -3dy/dx = (3 x 4)x 3 -(8 x 3)x 2 dy/dx = 12x 3 - 24x 2
BG
Answered by Bhavya G. • Maths tutor
4426 Views