Using the summation formulas and properties, evaluate the following expression.
$$\sum _ { i = 1 } ^ { 60 } 4$$
A) 7320
B) 1830
C) 236
D) 240
E) 64

Question

Quizplus · Accepted Answer

We can use the formula for the sum of a constant sequence, which is given by $n \cdot a$ where $n$ is the number of terms in the sequence and $a$ is the constant value. In this case, $n=60$ and $a=4$, so the sum is $60 \cdot 4 = \boxed{240}$. Therefore, the answer is (D).

Using the Summation Formulas and Properties, Evaluate the Following Expression ∑i=1604\sum _ { i = 1 } ^ { 60 } 4i=1∑60​4

Using the Summation Formulas and Properties, Evaluate the Following Expression $\sum _ { i = 1 } ^ { 60 } 4$