Math Problem Statement
If a two-digit number is equal to the sum of its tens place digit and the square of its units place digit, then nd the value obtained on adding that 2-digit number to the sum of its digits.
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Number Theory
Digit Problems
Formulas
Two-digit number: 10a + b
Equation: 10a + b = a + b^2
Simplified: 9a = b(b - 1)
Theorems
Divisibility Rules
Quadratic-like Expressions
Suitable Grade Level
Grades 8-10
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