Question

PLEASE HELP ASAP!!!! I really need help with this math problem

Answer 1

Answer:

The correct answer is the third option, (i - 7).

Step-by-step explanation:

$= {i}^{2} - 10i + 21$

$= {i}^{2} - 3i - 7i + 21$

$= i(i - 3) - 7(i - 3)$

$= (i - 3)(i - 7)$

•°• The third option, (i - 7) is the correct option.

Adiós! Hope this helps you.