Question
Asked Dec 7, 2019
2 views
Perform the indicated operation & simplify. Express the answer as a
complex number.
(4 + 1li)?
Preview
help_outline

Image Transcriptionclose

Perform the indicated operation & simplify. Express the answer as a complex number. (4 + 1li)? Preview

fullscreen
check_circle

Expert Answer

Step 1

To simplify

help_outline

Image Transcriptionclose

(4+11i)

fullscreen
Step 2

Apply Perfect Square Formula, (a+b)2=a2+2ab+b2.

Here, ...

help_outline

Image Transcriptionclose

(4+11i)* = 4° +2x4×1li + (1li)* = 16+88i +121(i) ::* =1 =16+88i -121 = -105 +88i

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Math

Algebra

Related Algebra Q&A

Find answers to questions asked by student like you
Show more Q&A
add