Answer:
(0,3]
Step-by-step explanation:
You put ( when the number is included and ] when the number isn't included. So 0 is included and 3 isn't.
Answer:
x +3
Step-by-step explanation:
You can solve this by factoring.
The numbers have to add to 10 and multiply to 21.
The first numbers that should come to mind are 7 and 3
(x+3)(x+7)
x+3 is the shorter side and there you go :)
Answer: .2
Step-by-step explanation:
5^3*5^6 = 1953125
This is because you need to do 5*5*5 = 125.
Then, do 5*5*5*5*5*5 = 15,625.
Now, multiply 15,625 by 125.
This should leave you with 1953125.