Question

Simplify the number using the imaginary unit i. (not A)

A. 12
B. -12
C. 12i
D. 144i



https://study.ashworthcollege.edu/access/content/group/59841a3a-ae83-40e0-9ad2-cdbb53b336a0/Algebra%20II%20Part%201/Algebra2_Exam_4_files/image062.jpg

Answer 1

\[\sqrt{a \cdot b}=\sqrt{a } \cdot \sqrt{ b}\]

Answer 2

you there?

Answer 3

\[i=\sqrt{-1}\]

Answer 4

you break it up... just like the property above...\[\sqrt{-144}=\sqrt{144} \cdot \sqrt{-1}\]you should be able to handle it from here, yes?

Answer 5

what does \(\sqrt{144}=\)?
what does \(\sqrt{-1}=\)?

Answer 6

yes thank you :} @pgpilot326

Answer 7

you're welcome!