M=\(\frac{9^4\times27^5\times3^6\times3^4}{3^8\times81^4\times243\times8^2}\)
a. \(\frac{3^2\times64^2-12^2\times16^2\times19+51\times33}{3+6+9+...+96+99}\)
b. \(\frac{6^3\times9^7\times4^3-16^2\times81^4}{\left(24\times3\right)^2}\)
c. \(\frac{21\times5^{21}\times5^8-25^{13}}{\left(4\times5^{14}\right)^2}\)
d. \(\frac{81^4\times3^{10}\times27^5\div3^{12}}{9^9\div9^3\times243^3}\)
e. \(\frac{18^6\div2^{11}\div9^3\times4^3}{32^2\div6^9\times3^6}\)
Rút gọn phân số:
a)\(\frac{9}{33-6}\)
b)\(\frac{7}{10^2+6\times10^2}\)
c)\(\frac{11\times12+33\times36+55\times60}{22\times24+66\times72+110\times120}\)
d)\(\frac{9^4\times27^5\times3^6\times4^4}{3^8\times81^4\times243\times8^2}\)
e)\(\frac{199919991999}{200020002000}\)
\(\frac{5\times4^{15}\times9^9-4\times3^{20}\times8^9}{5\times2^9\times6^{19}-7\times2^{29}\times27^6}\)
giúp nhé tính
\(E=\dfrac{5\times4^{15}\times9^9-4\times3^{20}\times8^9}{5\times2^{10}\times6^{19}-7\times2^{29}\times27^6}\)
Bài 1:
a, T = \(\frac{9^{14}\times25^6\times8^7}{18^{12}\times625^3\times24^3}\)
b, A = \(\frac{5\times4^{15}\times9^9-4\times3^{20}\times8^9}{5\times2^9\times6^{19}-7\times2^{29}\times27^6}\)
\(\frac{5\times14^5\times9^9-4\times3^{20}\times8^9}{5\times2^9\times6^{19}-7\times2^9\times27^6}\) Giúp mình đi mình tick cho :).
\(\orbr{\frac{2^{10}\times3^8+6^8\times20}{2\times6^9-4^5\times9^4}}\)
\(\frac{1}{2\times3}+\frac{1}{3\times4}+\frac{1}{4\times5}+\frac{1}{5\times6}+\frac{1}{6\times7}+\frac{1}{7\times8}+\frac{1}{8\times9}+\frac{1}{9\times10}\)