rosejoseph0310 rosejoseph0310
  • 24-08-2022
  • Mathematics
contestada

find the square of 29 using the formula (a-b)^2=a^2+b^2-2ab

Respuesta :

skefan2016 skefan2016
  • 24-08-2022

Answer:

841

Step-by-step explanation:

29 =( 30-1)^2 = 30^2 + 1^2 -2×30×1 = 900 + 1 - 60 = 841

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