Register

SImplify to standard form (a+bi) (12-9i)²

SImplify to standard form (a+bi) (12-9i)²
221k views
2 votes
SImplify to standard form (a+bi)
(12-9i)²

User Zaxunobi
by
7.9k points

1 Answer

3 votes

Answer:

Hello,

Explanation:

Formula used (a+b)^2=a²+2ab+b²


(12-9i)^2=3^2*(4-3i)^2\\\\=9*(16-9-24i)\\\\=9*(7-24i)\\\\=63-216i\\

User Causita
by
9.0k points
← Prev Question Next Question →

Related questions

User Joelhoro
asked Mar 2, 2024 186k views
Perform the indicated operations. Write the answer in standard form, a+bi -7+9i ____ 3-5i
Joelhoro asked Mar 2, 2024
by Joelhoro
7.7k points
1 answer
2 votes
186k views
User Gmlime
asked Nov 21, 2024 151k views
Let z = -5 - 9i. Write the following numbers in a + bi form: -3z =
Gmlime asked Nov 21, 2024
by Gmlime
8.0k points
1 answer
5 votes
151k views
User Luis Delgado
asked Feb 15, 2024 147k views
Simplify the expression (10+5i)+(4+9i). Write your answer in terms of a+bi. No spaces.
Luis Delgado asked Feb 15, 2024
by Luis Delgado
8.9k points
1 answer
5 votes
147k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories

Other Questions

What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Link Copied!