I need help on this problem. The answer is 36, but I'm no sure how the process works in order to get that answer. Will someone please help? Thank you!!!!!
I need help on this problem. The answer is 36, but I'm no sure how the process works in order to get that answer. Will someone please help? Thank you!!!!!
Evaluate:
13 ∑ 4
k=5
You have a sum of constant summands:
$\displaystyle 4+4+4+4+\underbrace{4+4+4+4+4+4+4+4+4}_{\text{summ ands with indices 5 to 13}}+4+4+4+4+...$