Any arithmetic sequence can be expressed as:
a(n)=a+d(n-1), a=initial term, d=common difference, n=term number
In this case a=5, and d=-2 so
a(n)=5-2(n-1) which can be simplified...
a(n)=5-2n+2
a(n)=7-2n
The domain is restricted to integers from 1 to +oo.
Answer:
If she only ate 5 she'll need to get 3 more to keep up her streak of eating 8 cracker.
Step-by-step explanation:
8-3=5 is an equation you'd use.
Answer:
19:
4 < third side < 14
20:
3 < third side < 13
Step-by-step explanation:
hint: go to http://www.17 28.org/trianinq.htm
(fix the space between 17 and 28)
you're welcome xx
Answer:
it is 20%
Step-by-step explanation:
easy
Answer:
she can't.
Step-by-step explanation:
13456.44/36=373.79
