jasmac15
jasmac15 jasmac15
  • 23-01-2019
  • Mathematics
contestada

If a=4x and b=3x-3i, when find the value of the a^3b. This is simplifying imaginary number.

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 30-01-2019

Answer:

192x^4 - 192 x^3i

Step-by-step explanation:

a^3 b

Lets find a^3

a=4x

a^3

(4x)^3

64x^3

b = 3x-3i

a^3b

(64x^3) * (3x-3i)

Distribute

64x^3*3x - 64x^3 *3i

192x^4 - 192 x^3i

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