Quiz.

  • Thread starter Thread starter Bodd
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It's 127 without the brackets because the order of calculation is set down in the convention of mathematics.
One of them.

Different ones are different, not wrong.


How would you know? Ask any maths teacher. It's like grammar and spelling in English.

https://www.physicsforums.com/threads/things-people-learn-wrong-in-school.662210/

And will that be the "spelling in English" of "I before E except after C"?


There's a correct way and others are incorrect.
There's a correct one way and others are incorrect different.


You could apply a reverse-polish method to the numbers and get a different result, or run the numbers some other unconventional way and of course get another, wrong, answer.
....or run the numbers some other unconventional way and of course get another, wrong, different, answer.


You need conventions otherwise you can't do what we call mathematics.
There are many activities you cant do safely or sensibly without documenting the assumptions to be made.


BIDMAS is it.
It is one.
 
Second last man to walk on the moon?
Gene Cernan. He got out of the landing module first on Apollo 17. He was also the last man on the moon as he got back in it last after Schmitt. Been there, asked that over 4,000 posts ago. :whistle:

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