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A shopkeeper in Jaipur sells notebooks at Rs each one day. Using a standard identity, his total sale (in Rs) is times .
Which expanded form is correct?

Class 8Standard IdentitiesAlgebra
  • A
  • B
  • C
  • D

Step-by-Step Solution

Total sale = . (This is the distributive form; multiplying out gives )
Answer: A)

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