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248+51+169\sqrt{248 + \sqrt{51 + \sqrt{169}}}

A15

B14

C16

D18

Answer:

C. 16

Read Explanation:

169=13\sqrt{169} = 13

51+13\sqrt{51 +13} = 64=8\sqrt{64} = 8

248+8\sqrt{248 +8} =256=16\sqrt{256} = 16


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