The first n odd numbers add up to 1225. What is n? | StemPy Lab

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The first n odd numbers add up to 1225. What is n? | StemPy Lab

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The first n odd numbers add up to 1225. What is n?

MathematicsMediumHigh School (9–10)GeneralAlgebra › Sequences and Series

Created by StemPy Lab

The first $n$ odd numbers add up to $1225$ . What is $n$ ?

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← Whatever n is, adding the opening n terms of a certain progression gives n² + 2n. By how much does each term exceed the one before?Three numbers in arithmetic progression add up to 33, and their product is 1287. What is the largest of them? →

More onAlgebra › Sequences and Series

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