• # question_answer $x=\sqrt{3018+\sqrt{36+\sqrt{169}}}$, the value of x is A)  55 B)  44             C)  63                               D)  42

Correct Answer: A

Solution :

(a): $\sqrt{3018+\sqrt{36+\sqrt{169}}}$ $=\sqrt{3018+\sqrt{36+\sqrt{13}}}$ $=\sqrt{3018+\sqrt{49}}$ $=\sqrt{3018+7}=\sqrt{3025}$= 55

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