thunderhead thunderhead

04-03-2021
Mathematics

contestada

Multiply the complex numbers:

1: (1 - 4i)(3 - 3i)
2: (2 + i)(3 + 3i)
3: (-7i)(7i)(-7 - 8i)

Respuesta :

Аноним Аноним

04-03-2021

Answer:

Step 1

Step 2: Simplify the powers of i, specifically remember that i2 = –1.

Step 2

Step 3: Combine like terms, that is, combine real numbers with real numbers and imaginary numbers with imaginary numbers.

Step 3

Answer Link

sjoh7300 sjoh7300

04-03-2021

Answer:

Step-by-step explanation:

1:-9 - 15 i

2: 12 + 6 i

3: -343 - 392 i

Answer Link

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