Perform the Indicated Operations $( \sqrt { 13 } + 2 ) ( \sqrt { 13 } - 2 )$

question 304

Multiple Choice

Perform the indicated operations. Assume that all variables represent positive numbers.
- $( \sqrt { 13 } + 2 ) ( \sqrt { 13 } - 2 )$

• A) 17
• B) \(13 - 2 \sqrt { 2 }\)
• C) 11
• D) 9

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