alainalopez54
alainalopez54 alainalopez54
  • 13-09-2019
  • Mathematics
contestada

Find the two square roots of 4

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DylanSpartan8
DylanSpartan8 DylanSpartan8
  • 13-09-2019

Whenever you take the square root of a number you get a negative and a positive result: √ 4 = ± 2 or { − 2 , 2 } − 2 ⋅ − 2 = 4 and 2 × 2 = 4

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