Answer:
Step-by-step explanation:
i assume x+y=6(1/2)=\frac{13}{2}

Answer:
Step-by-step explanation:
<u>For each odd i the term is:</u>
<u>For each even i the term is:</u>
So the sum of the first 100 terms is zero
Answer:
5a²+22a+8
Step-by-step explanation:
(5a×a)+(5a×4)+(2×a)+(2×4)
=5a²+20a+2a+8
=5a²+22a+8
Answer:
$66
Step-by-step explanation:
that's the answer I thinkkkk