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Omni-MATH / There exist unique nonnegative integers A,B between 0 and 9, inclusive, such that (1001⋅A+110⋅B)²=57,108,249. Find 10⋅A+B.

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problem

There exist unique nonnegative integers A,BA, B between 0 and 9, inclusive, such that (1001⋅A+110⋅B)2=57,108,249(1001 \cdot A+110 \cdot B)^{2}=57,108,249. Find 10⋅A+B10 \cdot A+B.
Plain-text mathematical notation (without MathML)
There exist unique nonnegative integers A,B between 0 and 9, inclusive, such that (1001⋅A+110⋅B)²=57,108,249. Find 10⋅A+B.
Original LaTeX notation
There exist unique nonnegative integers $A, B$ between 0 and 9, inclusive, such that $(1001 \cdot A+110 \cdot B)^{2}=57,108,249$. Find $10 \cdot A+B$.

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