GracynY388348 GracynY388348

03-11-2022
Mathematics

contestada

18. 8i + 9 - 12 + 61 -7 - 5i91 -10h. -i101 - 9

18 8i 9 12 61 7 5i91 10h i101 9 class=

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AzarahV706466 AzarahV706466

03-11-2022

Answer:

The correct option is a.

8i + 9 - 12 + 6i - 7 - 5i = 9i - 10

Explanation:

Given the expression:

8i + 9 - 12 + 6i - 7 - 5i

To simplify this, first collect like terms as follows:

8i + 6i - 5i + 9 - 12 - 7

= 9i - 10

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