AHSME 1995 Problem 2

If $\sqrt {2 + \sqrt {x}} = 3$ , then $x =$ $\mathrm{(A) \ 1 } \mathrm{(B) \ \sqrt{7} } \mathrm{(C) \ 7 } \mathrm{(D) \ 49 } \mathrm{(E) \ 121 }$

Dataset text NuminaMath-1.5. Quoted with source.

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