Asked by Samuel
a grocery store has a display of cans stacked in layers. The top layer has 1 can. Every other layer has 4 more cans than the layer above it. If there are 12 layers, use the formula for the sum of a finite series to find the number of cans in the display. showing your work is appreciated.
Answers
Answered by
oobleck
a = 1
d = 4
Sn = n/2 (2+4(n-1))
d = 4
Sn = n/2 (2+4(n-1))
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