Examlex
The marginal cost curve is U-shaped because of the law of increasing opportunity costs.
X
Often used to denote an independent variable or an unknown value in equations and functions.
Polynomial
An algebraic expression consisting of terms in the form of ax^n where a is the coefficient, x is the variable, and n is a non-negative integer.
Monomial
An algebraic expression consisting of a single term, which can be a constant, a variable, or multiples of variables and constants.
Sum
The result obtained by adding two or more numbers or expressions.
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