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Numbers
Numbers are our way to quantify, label, and organize the world around us in a logical manner. However, the systems used to obtain this goal differ geographically, historically, and by relative utility. All questions pertaining to numbers, including historic labeling systems, bases of numerical systems, constants, and the various ways they're grouped together, should be placed into this category.
46,867 Questions
"First" is the ordinal for one, which is an odd number.
What are the positive and negative numbers that are assigned to each group on periodical table?
The charge the ion has. A aluminum ion has +3 charge and therefore has 3 more protons than electrons.
What are prime numbers between 20?
"between" requires two numbers, for example, between 20 and 30 or between 20 and 1000. You have not specified the other number.
How many whole numbers are there which are natural numbers?
Some people use the terms interchangeably. Some people maintain that zero belongs to the whole numbers and not the natural numbers.
What is the next number after nine point five?
It depends on what number you are counting by. If you are counting by halves it would be 10 but if you were counting by 1 decimal it would be 9.6 and so on.
Hope this helps,
Popgirl33122
Are all negative rational numbers less than an improper fraction?
Yes, they are all less than, for example, 12/3
What number do you use in a y equals equation for a number that doubles?
For a number that doubles? by that do you mean that it continues in continues in to form of 1,2,4,8,16,32,etc.
If that is the case, it is an exponential relationship.
If we are talking about the same thing, y = 2^(x)
What is 2345987.1472 rounded to the nearest whole number?
the 7 after the 8 is in the ones place so we look one back to see which way we will round, the 1 is in the tenths place so we round down, the answer is 2,345,987
What are all the composite numbers between 30-40 that have prime factors that add up to 12?
The only number between 30 and 40 with distinct prime factors which add up to 12 is 35.
What number has the prime factorization 222337?
2 x 2 x 2 x 3 x 3 x 7 = 504
This can also be written as 23 x 32 x 7 = 504
What are the greatest 3 composite numbers?
Since numbers are infinite, there is no such thing as the largest composite number.
Which real number does have a reciprocal and why?
0. It does not simply because it does not have a true value
How do you know that 2 and 3 are the only conseqtive prime numbers?
All the other prime numbers are odd. Every other pair of odd numbers has at least one even number between them. Even numbers greater than two are not prime.
