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Expansions Class 9

ICSE

Expanding squares and cubes of binomials and trinomials, and the results that follow from them.

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Topic-wise short notes with solved examples.Open PDFDownload
Every formula and result of the chapter on one sheet.Open PDFDownload
Daily practice problems with an answer key.Open PDFDownload

What this chapter covers

  • Squares of binomials
  • Relations between sum, difference and product
  • Expressions with a number and its reciprocal
  • Square of a trinomial
  • Cubes of binomials
  • Sum and product identities

The short notes explain each of these topics with solved examples, the formula bank lists every result on one sheet, and the DPP sheet gives practice questions with an answer key.

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