Question

In the following monomials, write the constants and variables
$\frac{-7}{9}{x}^2{y}^{2}z$

Answer 1

Constant: A symbol that has a fixed numerical value is called a constant.

$\frac{-7}{9}$ is constant.

Variables: A quantity that has no fixed value but takes no various numerical values is called a variable.

$x^2{y}^{2}z$ is a variable.