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Explain how python programs are structured and give an example of how methods are initiated

Python programs like most declarative programming languages are made up of small subroutines called "methods". To set-up an example program, you need to define a method (eg. def someMethod(): ) and...
PO
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Write a python function that takes a string as parameter and returns the character in the string with the most occurrences, along with the number of times this character occurs

Create the function and 2 variables: max and counter. Set the value of max to an empty string: "", and the value of counter to 0. Then iterate over the characters in the parameter string using a fo...
VA
Answered by Volf A. • Python tutor
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Find the equation of the tangent to the curve y = 4x^2 (x+3)^5 at the point (-1, 128).

y = 4x 2 (x+3) 5 . Use the product rule to find the first derivative of the curve, 8x(x+3) 5 + 20x 2 (x+3) 4 , and substitute x = -1 to find the gradient at the point (-1, 128). This should be 64. Now substi...
JG
Answered by Jack G. • Maths tutor
3868 Views

Describe the key stages of landform change in the formation of a stump. Referring to process of weathering and erosion in your answer. (6/8 marks)

At a high energy coastline, with resistant coastal geology, a crack may form in the cliff at an area of weakness in the rock. As wave energy causes erosion through hydraulic action, as air is forced into cra...
SW
Answered by Sam W. • Geography tutor
6496 Views

How do I use the product rule for differentiation?

You should use the product rule when you have a function f(x), which you can't differentiate straight away. But which can be written in the form f(x)=g(x)h(x), where g(x) and h(x) are functions that you do k...
HV
Answered by Harry V. • Maths tutor
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