leannmurena leannmurena

18-10-2020
Mathematics

contestada

Donte simplified the expression below. 4 (1 + 3 i) minus (8 minus 5 i). 4 + 3 i minus 8 + 5 i. Negative 4 + 8 i. What mistake did Donte make?

Respuesta :

aleeshasaji aleeshasaji

18-10-2020

Answer:

He didn't expand properly.

This part: 4(1 + 3i)

Step-by-step explanation:

4(1 + 3i) - (8 - 5i)

Expand:

4 + 12i - 8 + 5i

-4 + 17i

Answer Link

abigailhartlove abigailhartlove

30-12-2020

Answer:

A on edge2020

Step-by-step explanation:

did the test

Answer Link

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