Answer:
Step-by-step explanation:
common difference d=3-1=2
first term a=1
an=a+(n-1)d
2n-1=1+(l-1)2
2n-1=1+2l-2
2n-1=2l-1
l=n
(i used l for number of terms)
number of terms=n

Answer: 698 699 700
Step-by-step explanation:
Because if you add the 3 of the numbers you get 2097
It was would numbers 000-000-0000 through 999-999-9999. So that would be 9,999,999,999 + 1 = 10 billion different 10-digit phone numbers.
Answer:
Hi there!
Your answer is:
B. 1.5
Step-by-step explanation:
The square root of 2.25 = 1.5
Check your work!
1.5×1.5 = 2.25!!✓
Hope this helps!