Question

[trần quang linh]

tính nhanh

\(\frac{3^6.45^4-15^{13}:5^9}{27^4.25^3+45^6}\)

Answer 1

[Mikasa Ackerman]

\(\frac{3^6.45^4-15^{13}:5^9}{27^4.25^3+45^6}\)=\(\frac{3^{14}.5^4-3^{13}.5^4}{3^{12}.5^6+3^{12}.5^6}=\frac{3^{13}.5^4\left(3-1\right)}{3^{12}.5^6\left(1+1\right)}\)=\(\frac{3}{25}\)