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Question

$MF#%\sqrt{41-\sqrt{21+\sqrt{19 - \sqrt{9}}}} = \text{?}$MF#%
Options:
A .  3
B .  4
C .  5
D .  6
Answer: Option D

Answer : Option D

Explanation :

$MF#%\sqrt{41-\sqrt{21+\sqrt{19 - \sqrt{9}}}} = \sqrt{41-\sqrt{21+\sqrt{19 - 3}}} = \sqrt{41-\sqrt{21+\sqrt{16}}}\\\\\ =\sqrt{41-\sqrt{21+4}} =\sqrt{41-\sqrt{25}}=\sqrt{41-5} =\sqrt{36} = 6$MF#%



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