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Simplify the Expression $\sqrt { 196 } + \sqrt { 49 }$

Question 139

Multiple Choice

Simplify the expression. Assume all variables represent positive real numbers.
- $\sqrt { 196 } + \sqrt { 49 }$

A) $7 \sqrt { 5 }$
B) $10.5$
C) 21
D) $\sqrt { 21 }$

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