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Use the Provided Sums to Evaluate the Given Expression i=140i=820\sum _ { i = 1 } ^ { 40 } i = 820

Question 218

Multiple Choice

Use the provided sums to evaluate the given expression.
- i=140i=820\sum _ { i = 1 } ^ { 40 } i = 820 and i=140i2=22,140;\sum _ { i = 1 } ^ { 40 } i ^ { 2 } = 22,140 ; evaluate i=140(5i2+9i) \sum _ { i = 1 } ^ { 40 } \left( 5 i ^ { 2 } + 9 i \right)


A) 118,080
B) 22,960
C) 111,520
D) 203,360

Correct Answer:

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