Math Notation and Basic Operations Flashcards

Vocabulary flashcards covering mathematical variables, comparison symbols, operations, and term ordering based on the lecture transcript.

Variable

A symbol used to represent unknown numbers.

Strict inequalities

Comparison symbols that always point to the smaller number being compared.

Sum of $a$ and $b$

The addition of $a$ and $b$, which yields the same result as the sum of $b$ and $a$.

Difference of $a$ and $b$

The subtraction expression $a - b$, where the first term mentioned comes first in the expression.

Difference of $b$ and $a$

The subtraction expression $b - a$.

Juxtaposition

Placing terms right next to each other, such as $ab$, to denote multiplication.

Product

The word for the result obtained when multiplying.

Quotient of $a$ and $b$

The division expression $a$ divided by $b$, where order matters.

Quotient of $b$ and $a$

The division expression $b$ divided by $a$.