Answer:
1
Step-by-step explanation:
The smallest positive factor is 1
But not 0 because 0 is not positive nor negative
Answer:
2pi?
Step-by-step explanation:
Pi is an irrational number so I guess double of pi would be irrational too.
2pi would be something like 6.28318531...
Answer:
a testable proposition that explains an observed phenomenon or answers a question
Step-by-step explanation:
Basically an hypothesis is a theory given as a solution to a question proposed by a problem in from of you, but that it needs testing before it can be taken as truth or not
There is a 25% decrease because the decrease is 30, which is 25% of 120.