Class 10 Maths Chapter 5 - Mastering Arithmetic Progressions - Notes, Formulas & Questions

Complete Arithmetic Progressions learning hub with interactive explorer and 25 solved problems across 5 sections.

Arithmetic progressions — complete guide

Interactive explorer + 25 solved problems across 5 sections

Common difference nth term Applications Sum formula Advanced

AP formula explorer — drag sliders to see everything update live

First term (a) 2

Common diff (d) 3

No. of terms (n) 10

nth term (aₙ)

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a+(n−1)d

Sum Sₙ

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(n/2)[2a+(n−1)d]

AP type

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Average term

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(a + aₙ) / 2

Term value (bars) Cumulative sum Sₙ (dashed line)

AP terms and cumulative sum.

nth term expanded

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Sum expanded

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Sequence terms (last term highlighted)

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