What does an apostrophe mean in math?
We use ‘ (the apostrophe) to denote the complement of a set. A’ is all the items which are not in set A. A B means that set A is a subset of set B. For example, if A is the set of numbers which are both odd and even then A = .
What does E+ in math mean?
On a calculator display, E (or e) stands for exponent of 10, and it’s always followed by another number, which is the value of the exponent. For example, a calculator would show the number 25 trillion as either 2.5E13 or 2.5e13.
How do you do binary math?
Converting from Decimal to Binary
- First subtract the largest power of two possible from the number you are converting.
- Then put a “1” in that place of the binary number.
- Next, you subtract the next biggest power of two possible from the remainder.
- You keep repeating the above until there is no remainder left.
What does 2 apostrophes mean?
The ditto mark is a sign indicating that the words or figures above it are to be repeated. The mark is made using ‘a pair of apostrophes’; ‘a pair of marks ” used underneath a word’; the symbol ” (quotation mark); or the symbol ” (right double quotation mark).
What is the function of a apostrophe?
The apostrophe has three uses: 1) to form possessive nouns; 2) to show the omission of letters; and 3) to indicate plurals of letters, numbers, and symbols. Do not use apostrophes to form possessive pronouns (i.e. his/her computer) or noun plurals that are not possessives.
What does E8 mean?
E-8 (rank), an enlisted rank in the military of the United States. E8, baseball scorekeeping abbreviation for an error on the center fielder.
Why do we use Factorials?
It’s very useful for when we’re trying to count how many different orders there are for things or how many different ways we can combine things. For example, how many different ways can we arrange n things? We have n choices for the first thing.
How do you solve 5 Factorials?
To find 5 factorial, or 5!, simply use the formula; that is, multiply all the integers together from 5 down to 1. When we use the formula to find 5!, we get 120. So, 5! = 120.