Respuesta :
Answer:
-4 + 16 i
Step-by-step explanation:
You are dealing with imaginary numbers so i dont remember y but i know that it is that answer
Answer:
- 4 + 16i.
Step-by-step explanation:
4i(4 + i)
= 16i + 4i^2 Now i^2 = -1 so we have:
16i - 4 (answer)