Simplify the Exponential Expression $49 ^ { 1 / 2 }$

question 42

Multiple Choice

Simplify the exponential expression. Write any negative exponents as positive exponents. Assume all variables represent positive real numbers.
- $49 ^ { 1 / 2 }$

• A) \(\frac { 1 } { 7 }\)
• B) 7
• C) \(- \frac { 1 } { 7 }\)
• D) \(- 7\)

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