fivioforeignburner fivioforeignburner
  • 10-03-2021
  • Mathematics
contestada

Simplify the expression

(4i)(2i)(-9i)

Respuesta :

devishri1977
devishri1977 devishri1977
  • 10-03-2021

Answer:

Step-by-step explanation:

(4i)*(2i)*(-9i) = 4*2*(-9) * i³           { i³ = -i}

                    = -72 *(-i)          

                   = 72i

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