Question

(135^n)/((3^3n-2)*(5^n+1)).  Сократите дробь

Answer 1

$frac{135^{n}}{3^{3n-2}5^{n-1}} = frac{(3^{3} cdot5)^{n}}{3^{3n-2}5^{n-1}} = frac{3^{3n} cdot 5^{n}}{3^{3n-2}5^{n-1}} = 3^{2} cdot5=45$