Question

Prermutation and
a
combination
( )
- ncio
(2
12​

Answer 1

Step-by-step explanation:

What's the Difference?

In English we use the word "combination" loosely, without thinking if the order of things is important. In other words:

in speech

"My fruit salad is a combination of apples, grapes and bananas" We don't care what order the fruits are in, they could also be "bananas, grapes and apples" or "grapes, apples and bananas", its the same fruit salad.

in speech

"The combination to the safe is 472". Now we do care about the order. "724" won't work, nor will "247". It has to be exactly 4-7-2.

So, in Mathematics we use more precise language:

When the order doesn't matter, it is a Combination.

When the order does matter it is a Permutation.

permutation lock

So, we should really call