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  • 24-09-2017
  • Mathematics
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Simplify the expression: the square root of -13 times the square root of -26 calculator

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Аноним Аноним
  • 24-09-2017
sqrt -13  = sqrt13 i
sqrt  -26  =  sqrt2 * sqrt13i 

sqrt-13 * sqrt -26  = sqrt2 * 13*  i^2  = -13 sqrt2 (because i^2 = -1)

answer is -13 sqrt2
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