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What is the difference between a FOR loop and WHILE loop and how do I write them?

A FOR loop runs for a certain amount of iterations before ending; the amount of loops is specified in the condition. A WHILE loop runs until a condition is met, so if the condition is never met then the WHIL...
SB
Answered by Sam B. • Python tutor
2298 Views

How do I structure essay questions? For example: “What is the most important theme in the book/film?”…

Sample essay planIntro: Summarise book/film in 1 sentence Identify 3 or 4 possible themes and state that you will analyse them in the essayMain body: 3 or 4 paragraphs (1 per theme) Identify 1 or 2 examples ...
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Answered by Jessica T. • French tutor
2150 Views

I’m having some trouble understanding functions. Mainly concerning how to know what the input and outputs are. Could you give me an explanation?

The best way to think about a function is to see it as a machine. Your input is the item you put into the machine, the function is what the machine does, and then when you get out of the other side is your o...
CJ
Answered by Chelsie J. • Maths tutor
3767 Views

Please explain the three types of data you will need to know for A-Level Psychology. Give examples of each.

Nominal data is data that is categorised. For example, what pet do you have: Dog, cat, otherOrdinal data is data that can be put in order. For example, Jim scored 35 on a test and Joe scored 16 so Jim is bet...
MB
Answered by Maya B. • Psychology tutor
3038 Views

Integrate the function xsin(4x^2) with respect to x, using the integration by substitution method.

Heres our integral: int(xsin(4x 2 )dx)The first decision to make is what to use as our substitution. We're going to go for the term tied up in the sine function: 4x 2 Set u = 4x 2 du/dx = 8x, therefore dx = ...
BC
Answered by Benjamin C. • Maths tutor
4689 Views