Math, asked by khizersiddiqui, 4 months ago

using the formula,find the value of [989×989]

Answers

Answered by raiuttam7355
2

Answer:

999879

Step-by-step explanation:

  1. (989*989)
  2. (1000-11)*(1000-11)
  3. using formula ...
  4.  {a}^{2}  -  {b}^{2}
  5.  {1000}^{2}  -  {11}^{2}
  6. 999879
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