Seudónimo Seudónimo
  • 20-09-2021
  • Mathematics
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Can you please help me simplify (1+4i)^2

Respuesta :

borjateriann
borjateriann borjateriann
  • 20-09-2021

Answer:

−15+8i

Explanation:

First, you can expand the square of the bynomial:

(1+4i)2=1+8i+16i2

Since

i2=−1

the given expression becomes:

1+8i−16=−15+8i

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