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H(x)=(x^3)*(e^x) what is H'(x)

Using the product rule H(X) = f(x)*g(x) and H'(X) = f'(x)*g(x) + f(x)*g'(x) Where, in this case f(x) = x3 and g(x) = ex We can easily determine the derivative of the above function.f...

AF
Answered by Antonio F. Maths tutor
1734 Views

How does an increase in government expenditure affect Real GDP in the short-run?

Government Expenditure is an injection into the circular flow of income and can be represented in an Aggregate Demand/Aggregate Supply Diagram as an increase in aggregate demand. (Shows on diagram shift i...

AF
Answered by Antonio F. Economics tutor
3635 Views

How do I factorise a quadratic equation?

A quadratic equation will always take the form ax2 + bx + c, where x is a variable and a, b and c are numbers. The equation may be given to you with several x2 values, several x valu...

KM
Answered by Kate M. Maths tutor
6507 Views

If y=(x^2)*(x-10), work out dy/dx

The question is pretty straightforward and asks you to find the derivative of y, which is a function of x. The most simple way to do this is to first eliminate the brackets and then derive. Thus we get y=...

MC
3995 Views

C1 June 2014 Q)4 - https://pmt.physicsandmathstutor.com/download/Maths/A-level/C1/Papers-Edexcel/June%202014%20QP%20-%20C1%20Edexcel.pdf

a) At A y=0, therefore if we solve: 0= (1/x)+1 we get x=-1.b)First step when drawing graphs is to find roots. x=0, x=2. Because x=0 acts as two of roots the graph only touches x=0. The graph is a positive...

AS
Answered by Arun S. Maths tutor
8533 Views

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