Answer:
The answer is C the 2 rectangles
Answer:
<h2>
YOUR CORRECT ANSWER IS(B.)</h2>
Step-by-step explanation:

so, let's first change the bounds from 1 to 9, so we'll be dropping the indices by 1, in order to do the variable "n".
however, let's use a variable hmmm say "k", where "k" is the value of "n" beginning at 1, thus
k = n - 1.
however, if k = n - 1, then
k + 1 = n. So let's use those fellows then,
Answer:
fasle
Step-by-step explanation: