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Dahasolnce [82]
2 years ago
7

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (–

1 i) (21 5i)? (–1 i) (21 5i) 0 –1 (i 21) 5i (–1 21) (i 5i) –(1 – i) (21 5i)
Mathematics
2 answers:
solniwko [45]2 years ago
4 0

Answer:

A : (–1 + i) + (21 + 5i) + 0

Step-by-step explanation:

got it right on edge

polet [3.4K]2 years ago
3 0

The expression (21 + 5i) + (-1 + i) demonstrates the commutative property of addition for (-1 + i) + (21 + 5i)

<h3>What is an equation?</h3>

An equation is an expression that shows the relationship between two or more number and variables.

Given the expression:

(-1 + i) + (21 + 5i)

Using the commutative property of addition, we get:

(21 + 5i) + (-1 + i)

The expression (21 + 5i) + (-1 + i) demonstrates the commutative property of addition for (-1 + i) + (21 + 5i)

Find out more on equation at: brainly.com/question/2972832

#SPJ4

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