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Mathematics, 17.11.2019 21:31 mistymjoy

Agrocer stacks oranges in a square pyramid. each orange sits on the 4 oranges below it. so, the top layer has 1 orange and the layer below it has 4 oranges. the layer below that has 9 oranges. the total number of oranges required for 1 layer is 1. the total number of oranges required for 2 layers is 5. the total number of oranges required for three layers is 14.
a. write a recursive formula for the sequence.
b. how many oranges are required for 10 layers?

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