What is a variable answer?
Answer: A variable is a datatype whose value can not be fixed.
It can be change based on other parameters.
For example, Let X is a variable so that its value can be anything like 1,2,3……
or a,p,r, or any word.
It can not be fixed..
What are the 3 types of variables?
An experiment usually has three kinds of variables: independent, dependent, and controlled. The independent variable is the one that is changed by the scientist.
What are the 5 types of variables?
There are six common variable types:DEPENDENT VARIABLES.INDEPENDENT VARIABLES.INTERVENING VARIABLES.MODERATOR VARIABLES.CONTROL VARIABLES.EXTRANEOUS VARIABLES.
Do variables go first?
The mathematical convention (the usual way of doing things) is to write the number before the variable when multiplying numbers by variables. In other words, we write 3x, not x3. If you do write x3 people will probably know what you mean, but you probably won’t be invited back to the convention.
What do variables look like?
Usually, variables are denoted by English or Greek letters or symbols such as x or θ. Examples: In the equation 10=2x, x is the variable. In the equation y+2=6, y is the variable.
What is variable explain with example?
In mathematics, a variable is a symbol or letter, such as “x” or “y,” that represents a value. … For example, a variable of the string data type may contain a value of “sample text” while a variable of the integer data type may contain a value of “11”.
How do you explain variables to students?
A variable is something that can be changed. In computer programming we use variables to store information that might change and can be used later in our program. For example, in a game a variable could be the current score of the player; we would add 1 to the variable whenever the player gained a point.
How do variables work?
A variable is a symbolic name for (or reference to) information. The variable’s name represents what information the variable contains. They are called variables because the represented information can change but the operations on the variable remain the same.
How do you explain what a variable is?
A variable is a quantity that may change within the context of a mathematical problem or experiment. Typically, we use a single letter to represent a variable. The letters x, y, and z are common generic symbols used for variables.