briannaharries09 briannaharries09

27-11-2019
Mathematics

contestada

Given complex numbers u and v below,what is uv

u=7i
V=6-i

Respuesta :

PollyP52 PollyP52

27-11-2019

Answer:

7 + 42i.

Step-by-step explanation:

u v = 7i(6 - i)

= 42i - 7i^2 But i^2 = -1 so:

= 42i - 7(-1)

= 7 + 42i.

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