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How do I use the chain rule for differentiation?

Let’s say we’re given the equation y=(2x-6)^4we would know how to differentiate x^4, therefore we can take the substitution u=2x-6 to give us the equation y=u^4we then differentiate this equation (dy/du) ...

NA
Answered by Natasha A. Maths tutor
3469 Views

A box is at rest on a slope with an angle ϴ. Find an expression for the static friction coefficient, μ, of the box.

Begin by drawing a diagram with all the vectors that act on the box. This should include the normal vector (N), the weight of the box (G), and the static friction force (Fs). Write down the equ...

OL
Answered by Oliver L. Physics tutor
4422 Views

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
1720 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
3612 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
6478 Views

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