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MATH / For how many ordered pairs (A,B) where A and B are positive integers is AAA_7+BBB_7=666_7?

Problem

Answer published by the source. Consult the official source to check your work against its answer.

problem

For how many ordered pairs (A,B)(A,B) where AA and BB are positive integers is $AAA_7+BBB_7=666_7?$
Plain-text mathematical notation (without MathML)
For how many ordered pairs (A,B) where A and B are positive integers is $AAA_7+BBB_7=666_7?$
Original LaTeX notation
For how many ordered pairs $(A,B)$ where $A$ and $B$ are positive integers is $AAA_7+BBB_7=666_7?$

level

Level 5

type

Number Theory

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Source and history

Official source

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