A) 3
B) 9
C) 7
D) 5
Correct Answer: A
Solution :
\[\sqrt{5+\sqrt{11+\sqrt{19+\sqrt{29+7}}}}=\sqrt{5+\sqrt{11+\sqrt{19+6}}}\]\[=\sqrt{5+\sqrt{11+\sqrt{25}}}=\sqrt{5+\sqrt{11+5}}=\sqrt{5+4}=\sqrt{9}=3\]
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