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A mural has 6 tiles in its first row, 11 in the second… | StemPy Lab

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A mural has 6 tiles in its first row, 11 in the second, 16 in the third, and so on. How many tiles are there in its first 16 rows?

MathematicsMediumHigh School (11–12)Algebra › Sequences and Series A-Level IB

Created by StemPy Lab

A mural has $6$ tiles in its first row, $11$ in the second, $16$ in the third, and so on. How many tiles are there in its first $16$ rows?

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