aronarshall3 aronarshall3

11-04-2019
Mathematics

contestada

What is the additive inverse of 21i

Respuesta :

sarahthecoder sarahthecoder

11-04-2019

Answer:

-21

Step-by-step explanation:

the additive inverse is the same number but negative

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jimrgrant1 jimrgrant1

11-04-2019

Answer:

- 21i

Step-by-step explanation:

The additive inverse is the number added to 21i to give zero

The additive inverse is - 21i

Since 21i + (- 21i) = 21i - 21i = 0

Answer Link

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