Inequality
Definition of Inequality

• An Inequality is a mathematical sentence that uses symbols such as <, ≤, >, or ≥ to compare two quantities.

Examples of Inequality

• 5 < d < 7, x ≥ - 1, a² ≤ b, - 12 > - 13 are few examples  of inequalities.

Solved Example on Inequality

Pick an appropriate Graph for the Inequality - 3 < x and x < 2.

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Choices:
A. Figure 1
B. Figure 2
C. Figure 3
D. None of the above
Correct Answer: C
Solution:
Step 1: - 3 < x < 2        [Combine into one inequality.]
Step 2: The Compound Inequality may be read as 'x is greater than - 3 and less than 2'.
Step 3: The Graph of this Compound Inequality is

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Step 4: So, Figure 3 represents the given inequality.

Related Terms for Inequality

• Symbol

Additional Links for Inequality

• Click here for samples
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