Question

Aiko is finding the sum (4 + 5i) + (–3 + 7i). She rewrites the sum as (–3 + 7)i + (4 + 5)i. Which statement explains the error Aiko made by using a mathematical property incorrectly?

Answer 1

Explanation:

Aiko incorrectly used the associative property by changing the order of the two complex numbers.