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What is a geometric sequence?

A sequence is defined as a function with domain the set of the natural numbers, and codomain the set of the real numbers. A geometric sequence (a_n) is a sequence of the form: a_n = a_(n-1)*r, where r is ...

GK
Answered by Georgios K. Maths tutor
1252 Views

The function f has a local extreme at point (1,4). If f''(x)=3x^2+2x, then find f(0)?

A local extreme point would mean that f'(1)=0. Since integration is the inverse application of derivation, to obtain f'(x) function we integrate the f''(x) function. Bearing in mind the integration rule o...

MT
Answered by Moris T. Maths tutor
1192 Views

What are the differences between DNA and RNA

There are 4 main differences, the first being that DNA is in a double helix structure much like two pieces of string wrapped together. RNA, on the other hand, is single-stranded. The second difference is ...

AA
Answered by Arif A. Biology tutor
2108 Views

What is proof by induction and how do I employ it?

Proof by induction is a type of proof in which one tries to proof a statement is valid for any arbitrary number of n by first proving for k and then trying to further extrapolate this into a valid stateme...

AB
Answered by Adrian B. Maths tutor
1290 Views

How would you explain, in your own words, the concept of "Decreasing Returns to Scale"?

This is a phenomenon that occurs when input (labour, raw materials or capital) is added to a production process and yields a less than proportional increase in outputAs an example, we could look at a comp...

LA
Answered by Laura A. Economics tutor
1695 Views

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