# Find the partial sum?

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#sum_(n=-2)^1(n+6)#

##### 1 Answer

May 28, 2018

# sum_(n=-2)^1(n+6) = 22 #

#### Explanation:

We seek:

# S = sum_(n=-2)^1(n+6) #

If we expand the summation this becomes:

# S = (-2+6) + (-1+6) + (0+6) + (1+6)#

# \ \ = 4 + 5 + 6 + 7 #

# \ \ = 22 #