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Prove that f(x) the inverse function of g(x) where f(x)= - 3x–6 and g(x)= - x/3–2

f(x) and g(x) are inverse functions when the following equations are true:f(g(x))=x
g(f(x))=x

SK
Answered by Sheela K. Maths tutor
3040 Views

Unfortunately this box is to small to contain the question so please see the first paragraph of the answer box for the question.

Question: A smooth conical shell with its axis aligned to the vertical and apex pointing downwards has its surface at an angle of 30 degrees to the horizontal. A ball of mass m = 1kg moves in circular mot...

JN
2171 Views

What is 50 as a percentage of 20?

250%

LC
Answered by Luke C. Maths tutor
2792 Views

Consider the function F(x)=17(x^4)+13(x^3)+12(x^2)+7x+2. A) differentiate F(x) B)What is the gradient at the point (2,440)

A point of notation:
'#' is the beginning of a comment, we will use comments to note down thoughts and tricks at each stage of the problem
A) let f(x) denote the differential of F(x)
F(x)=...

DW
Answered by Dylan W. Maths tutor
2888 Views

What is the difference between the two threes in the number 357.235?

300 - 0.03= 299.97

LC
Answered by Luke C. Maths tutor
1870 Views

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