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a) Define the concept of culture. Also describe the national cultural variables and individual cultural variables with examples.
Variables are simply used as a connection to the real world, a variable may represent a number you have to find and you can use an equation to do so.
Use variables to represent two quantities in a real-world problem that change in relationship to one another; write an equation to express one quantity, thought of as the dependent variable, in terms of the other quantity, thought of as the independent variable. Analyze the relationship between the dependent and independent variables using graphs and tables, and relate these to the equation.
There are a series of convensions; for example:* x, y, z, w are often used for variables that represent real numbers. * i, j, k, m, and n are often used for variables that represent integers. * a, b, c, are often used for constant coefficients.
In general math, a formula is an equation that expresses an idea or theory. For example, the slope-intercept formulaequals y=mx+b . Formulas don't always have numbers, but they most commonly have variables. Variables are lowercase letters that represent real numbers. Answered by: QWERTYIt's a calculation