Since 9 is a factor of an unknown number, that means that that number has to be a multiple of 9. If 9 is the factor of something then that something HAS to be a multiple of 9.
Answer:
i hope this helps
Step-by-step explanation:
Answer:
=900000
Step-by-step explanation:
the current ppl=225000
after 64 years=225000×2=450000
in the next 64 yrs(128 yrs later)=450000×2=900000
Answer:
-14
Step-by-step explanation:
You've got a(1)=20
a(1) means a(n) when n=1
the sequence is telling you to take the previous value of a(n), which is a(n-1) and subtract 17
then:
a(2) = a(1)-17 = 20 - 17 = 3
a(3) = a(2) - 17 = 3-17 = -14