Answer:
Variables in Mathematical Expressions. In algebra, we begin to see variables, or letters that are used to represent numbers. An example of a mathematical expression with a variable is 2x + 3. All variables must have a coefficient, a number that is multiplied by the variable. Please give me the brainliest answer?
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The statement is false. It is incorrect that the number pi is an irrational number because of the phrase in the sentence 'repeating pattern'. Irrational numbers like Pi cannot be expressed as fraction or ratio of integers. Plus, they do not end (or like you said, they go on forever) HOWEVER they do not follow or have a repeating pattern.
<span>One of the drawback for using pen tests and red teams in order to find security issues is that is far more expensive to issue bug repairs after the soft ware product is finished and has been released. Prior to its release it is much cheaper to fix.</span>
Answer:
0 is not an element of an empty set.
Step-by-step explanation:
We are asked to determine whether 0 is not an element of an empty set.
We know that an empty set is an unique set having no elements. The cardinality of an empty set is 0.
Cardinality stands for the count of element is an set. An empty set is denoted by symbols ∅ or { }.
The empty set is like an empty container. The container is there, but nothing is in it.
When 0 is an element of a set, then its cardinality would be 1.
Therefore, 0 is not an element of an empty set.
