Answer:
2
Step-by-step explanation:
Answer:
The prizes can be given in 1320 ways.
Los premios se pueden otorgar en 1320 maneras.
Step-by-step explanation:
The order in which the swimmers are ranked is important. That is, A, B and C is a different finish than C, B and A. So we use the permutations formula to solve this question.
Permutations formula:
The number of possible permutations of x elements from a set of n elements is given by the following formula:

In this question:
3 prizes for 12 swimmers. So

The prizes can be given in 1320 ways.
Los premios se pueden otorgar en 1320 maneras.
Answer:
Can there be an triangle of which one angle has the measurement of 20 degrees and the other has a measurement of 45 degrees
Step-by-step explanation:
it is -3.
The pattern is that each number is divided by two
-48/2=-24
-24/2=-12
-12/2=-6
-6/2=-3
And so on...