Asked by kristina
the tens digit of a certain number is 4 more than the units digit. the sum of the squares of the two digits is 26. find the number.
Answers
Answered by
Reiny
unit digit --- x
tens digit ----x+4
x^2 + (x+4)^2 = 26^2
solve the quadratic
tens digit ----x+4
x^2 + (x+4)^2 = 26^2
solve the quadratic
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