1answer.
Меню
Ask question
Login
Signup
Ask question
Menu
All categories
English
Mathematics
Social Studies
Business
History
Health
Geography
Biology
Physics
Chemistry
Computers and Technology
Arts
World Languages
Spanish
French
German
Advanced Placement (AP)
SAT
Medicine
Law
Engineering
Neporo4naja
[7]
3 years ago
10
Rationalize the denominator of square root of negative 9 over open parentheses 4 minus 7 i close parentheses minus open parenthe
ses 6 minus 6 i close parentheses.
Mathematics
Answer
Comment
Send
1
answer:
svetlana
[45]
3 years ago
3
0
First we combine the parenthesis to get 9/(-2-i) then we multiply both the numerator and the denomenator by the conjugate of -2-i (whic is -2+i) to get (-18+9i)/5
Send
You might be interested in
2. Kevin asked Olivia what parallel lines are. Olivia responded, "They are lines that never
Shkiper50 [21]
A I hope this really helps
6
0
2 years ago
Which equation best represents the line in the graph
bulgar [2K]
Answer:
G
Explanation
4
0
2 years ago
48, 32 need help to awnser
Gala2k [10]
Answer:
ca ul plz tell what's the question
4
0
3 years ago
Read 2 more answers
How to add and subtract positive and negative fractions
Dvinal [7]
Rules for adding: if the bases are the same you can add them, and subtracting happens in a fraction
5
0
2 years ago
Read 2 more answers
the value of the building owned by two veterinarians went from 125000 to 117500. What is the percent decrease
sergij07 [2.7K]
The decrease:
125000 - 117500 = 7500
Percentage of decrease = 7500/125000 x 100 =
6%
3
0
2 years ago
Other questions:
3 and 3/5 divided by 1 and 1/3
12
·
1 answer
Is this equation equivalent or not
15
·
2 answers
You have already saved $55. You earned $9 per hour at your job. You are saving for a bicycle that costs $199. What inequality re
5
·
1 answer
7b - 12b + 1.4 > 8.4 -22 <br><br> Solve the inequality.
12
·
1 answer
Stretch your thinking.Rewrite this using the word fewer.Carey reads 10 more pages than lucey
6
·
1 answer
Which ordered pair makes both inequalities true? y > –2x + 3 y < x – 2 (0,0) (0,–1) (1,1) (3,0)
7
·
2 answers
Help please and how much is it increasing by and what 3 numbers comes after....
11
·
2 answers
I also need help with this
7
·
1 answer
I need help with geometry shapes
8
·
2 answers
PLEASE HELP I BEG U
5
·
1 answer
×
Add answer
Send
×
Login
E-mail
Password
Remember me
Login
Not registered?
Fast signup
×
Signup
Your nickname
E-mail
Password
Signup
close
Login
Signup
Ask question!