Topic 4 Review

Front

What does the inequality c ≤ 500 represent in a real-world context?

Back

It indicates that the cost, c, of an event (like a class trip) must be less than or equal to $500.

Front

How do you represent the sum of a number x and 8 equaling -4 in equation form?

Back

The equation is 8 + x = -4.

Front

What does the inequality w ≤ 350 signify regarding weight limits?

Back

It means that the weight, w, that can be supported by the stepladder must be less than or equal to 350 pounds.

Front

What does the inequality p > 10 indicate about the variable p?

Back

It means that p must be greater than 10.

Front

Back

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions, showing that one is greater than, less than, or equal to the other.

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 or less than another.

Front

What does the term 'solution of an inequality' mean?

Back

It refers to the values of the variable that make the inequality true.

Front

How can you graph the inequality p > 10?

Back

You would draw a number line, place an open circle at 10, and shade to the right to indicate all numbers greater than 10.

Front

What is the purpose of using inequalities in real-life situations?

Back

Inequalities help to express limits, constraints, and conditions in various scenarios, such as budgeting or capacity.