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Use a Graphing Calculator to Evaluate the Series ∑k=27(k2−4k+7)\sum _ { \mathrm { k } = 2 } ^ { 7 } \left( \mathrm { k } ^ { 2 } - 4 \mathrm { k } + 7 \right)

Question 477

Multiple Choice

Use a graphing calculator to evaluate the series.
- ∑k=27(k2−4k+7) \sum _ { \mathrm { k } = 2 } ^ { 7 } \left( \mathrm { k } ^ { 2 } - 4 \mathrm { k } + 7 \right)


A) 273
B) 189
C) 73
D) −11- 11

Correct Answer:

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