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Mathematics 7 Online
OpenStudy (alyssajobug):

4.T(n) is the total number of lights in a triangular lighting rig of n rows, as shown. Which polynomial function represents T(n + 1)? Diagram & options below

OpenStudy (alyssajobug):

sorry, tech issues working on getting the pic up!

OpenStudy (amoodarya):

can you sketch it here ?

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