Mathhater6 Mathhater6

20-09-2020
Mathematics

contestada

Simplify the expression (10 + 3i)(10 − 3i).

I understand how to distribute and what not, i just don't know what to do with i.

I got to -9i^2+10

1st CORRECT answer gets brainiest .
i=i
i^2=-1
i^3=-i
i^4=1

Respuesta :

Аноним Аноним

20-09-2020

Answer:

Step-by-step explanation:

91 − 60 i

Answer Link

IamtheMath IamtheMath

20-09-2020

Answer:

109

Step-by-step explanation:

Answer Link

Otras preguntas

Three common characteristics of hunter-gatherer societies were

can i please get some help i will give all my points

What weakness hampered the government of the articles of confederation

A man jogs to the shop and back in half an hour on the way he jogs at 4m/s and on the way back he jogs at 5m/s ignoring time spent in the shop find the distance

what is the acceleration experienced by a 1200kg object as it falls?

There are 700 students at Washington High School. You survey 75 randomly selected students and find that 60 plan to go to collage after graduation. How many stu

What agricultural developments helped to transform the Chinese economy?

The background against which the action of a story takes place is called the?

Express each number in scientific notation. 18 8,888,800

3x~6y=~3 2x+4y=30 Elimination using multiplication