Evaluate the sum using the summation formula and property. $\sum _ { i = 1 } ^ { 60 } 7$
A)410
B)400
C)420
D)430
E)440

Name: Evaluate the sum using the summation formula and property. $\sum _ { i = 1 } ^ { 60 } 7$ A)410 B)400 C)420 D)430 E)440
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Question

Evaluate the sum using the summation formula and property.   $\sum _ { i = 1 } ^ { 60 } 7$  
A)410
B)400
C)420
D)430
E)440

Quizplus · Accepted Answer

The sum of a constant $k$ over $n$ terms in a summation is given by $n \times k$. Here, $k = 7$ and $n = 60$, so the sum is $60 \times 7 = 420$.

Evaluate the Sum Using the Summation Formula and Property ∑i=1607\sum _ { i = 1 } ^ { 60 } 7∑i=160​7

Evaluate the Sum Using the Summation Formula and Property $\sum _ { i = 1 } ^ { 60 } 7$