4-6 Understand and Write Inequalities

Front

What does the symbol '≠' mean in inequalities?

Back

The symbol '≠' means 'does not equal'. It indicates that the two values on either side of the symbol are not the same.

Front

How do you express that a variable 'v' is not equal to 2.5?

Back

You express it as v ≠ 2.5.

Front

What does the symbol '<' represent in inequalities?

Back

The symbol '<' means 'less than'. It indicates that the value on the left is smaller than the value on the right.

Front

How do you express that a variable 'a' is less than 24?

Back

You express it as a < 24.

Front

What does the symbol '>' represent in inequalities?

Back

The symbol '>' means 'greater than'. It indicates that the value on the left is larger than the value on the right.

Front

How do you express that a variable 'n' is greater than 75?

Back

You express it as n > 75.

Front

What does the symbol '≥' mean in inequalities?

Back

The symbol '≥' means 'greater than or equal to'. It indicates that the value on the left is either greater than or equal to the value on the right.

Front

How do you express that a variable 'c' is equal to 25?

Back

You express it as c = 25.

Front

What does the statement 'a ≠ 24' imply about the value of 'a'?

Back

It implies that 'a' can be any value except 24.

Front

If the cost of an item is $25, how would you express this in an equation?

Back

You would express it as c = 25.