# Denary is not ordinary

Algebra Level pending

$$\displaystyle f(x)= (a - 3) x^5 + (b - 3a) x^4 + (c - 3b) x^3 + (d - 3c) x^2 + (e - 3d) x + (1 - 3e)$$ We have a function f(x) with a, b, c, d, and e as single-digit natural numbers. If f(10) = 0, then find $$\overline{1abcde}$$.

×