PLEASE HELP! 25 POINTS AND BRANLIEST!!!!!! Find the sum of the series. Include each term that leads to the final sum and show th
e expression for finding that term.
The 5 is above the sigma, while the k=3 is below.
Please show work!
∑5 k=3(−2k+5)
1 answer:
Answer:
I think the answer is -9?
Step-by-step explanation:
5
∑ -2k + 5
k=3
= [-2(3) + 5] + [-2(4) + 5] + [-2(5) + 5]
= -1 + -3 + -5
= -9
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