1answer.
Ask question
Login Signup
Ask question
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
GrogVix [38]
4 years ago
15

Which sets of numbers are closed under addition?

Mathematics
1 answer:
8_murik_8 [283]4 years ago
4 0
I would have to go with B as your answer 
You might be interested in
A) Work out<br>4 1/7 + 1 1/2​
posledela
The answer is 5 9/14
3 0
3 years ago
Which is bigger .21 or 21% if they equal the same then let me know as well
DaniilM [7]
It is equal. .21 ia the same as 21%
8 0
3 years ago
Read 2 more answers
Factor x^2 + 2x + 4 i am confused
3241004551 [841]

Answer:

x^2 +2x +4

x^2 +2x +(2/2)^2-(2/2)^2+4

(x+1)^2-1+4

(x+1)^2+3=0

(x+1)^2= -3

(x+1)=  ±√-3

Since a negative number cannot be square rooted,

there are no solutions to this equation.

Hope this helps:)

6 0
3 years ago
What is the mixed number for 4.8 in simplest form
ollegr [7]
The mixed number for 4.8 is 4 8/10

For simplest form, divide 8/10 by 2 to get 4/5

Your final answer would be 4 4/5
8 0
4 years ago
Find a counter example for the statement all bears are brown.
Mrac [35]
Although the majority of bears that you see are brown there is also black bears and white polar bears in different parts of the world
4 0
3 years ago
Other questions:
  • A sales associate at a local boutique sold a jacket for $200 less a 10% discount.What is the discount (savings) on the jacket?
    8·1 answer
  • Need help ASAP!!!! THX
    14·1 answer
  • 6) Why is scale factor a necessity?
    13·1 answer
  • A school conducts 27 tests in 36 weeks. Assume the school conducts tests at a constant rate. What is the slope of the line that
    11·2 answers
  • Find the eigenvalues and eigenvectors of A geometrically over the real numbers ℝ. (If an eigenvalue does not exist, enter DNE. I
    12·1 answer
  • Quacka#0084 my friend dared me to put my cord here pls dont add
    10·2 answers
  • How do you work out the odd fraction out? <br><br> 1) 4/15 , 7/8 , 8/25 , 3/28 , 6/24 or 9/13?
    7·1 answer
  • Please help!<br><br> Which function is represented by this graph?
    6·1 answer
  • Someone please help, i will
    11·1 answer
  • Find C round to the nearest tenth.
    9·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!