Solving Equations and Inequalities (Vocab Flashcard)

Front

What is a formula in mathematics?

Back

A mathematical statement that expresses a relationship between different quantities, often using variables. Example: a² + b² = c².

Tags

CCSS.HSA-SSE.A.1A

Front

What is a compound inequality?

Back

An inequality that combines two or more inequalities, often using 'and' or 'or'. Example: x > 2 and x < 5.

Front

What does it mean for one set to be a subset of another?

Back

A set A is a subset of set B if all elements of A are also elements of B. Example: If B = {1, 2, 3} and A = {1, 2}, then A is a subset of B.

Front

What is an example of a set?

Back

A collection of distinct objects, considered as an object in its own right. Example: {1, 2, 3, 4}.

Front

What does the inequality 2x > x + 5 mean?

Back

It means that x must be greater than 5.

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions. Example: x - 3 = 7.

Tags

CCSS.6.EE.A.2C

Front

What is the difference between an equation and an inequality?

Back

An equation states that two expressions are equal, while an inequality shows that one expression is greater than or less than another.

Tags

CCSS.6.EE.B.8

Front

What is the solution set of an inequality?

Back

The set of all values that satisfy the inequality. Example: For x > 5, the solution set is all numbers greater than 5.

Tags

CCSS.6.EE.B.8

Front

What does it mean to solve an equation?

Back

To find the value(s) of the variable(s) that make the equation true.

Tags

CCSS.8.EE.C.7B

Front

What is a variable in mathematics?

Back

A symbol used to represent an unknown value. Example: x in the equation x + 2 = 5.

Tags

CCSS.6.EE.A.2B