![](https://rs.olm.vn/images/avt/0.png?1311)
Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
![](https://rs.olm.vn/images/avt/0.png?1311)
![](https://rs.olm.vn/images/avt/0.png?1311)
\(D=3^2x9^2x243+18x243x324+723x729\)
\(D=9x9^2x243+6x3x3^5x324+723x729\)
\(D=729x243+729x6x324+723x729\)
\(D=729x\left(243+6x324+723\right)\)
\(D=729x2910\)
\(D=2121390\)
![](https://rs.olm.vn/images/avt/0.png?1311)
\(a=\left(2^3\right)^2\times\left(2^5\right)^4=2^6\times2^{20}=2^{26}\)
\(b=\left(3^3\right)^3\times\left(3^2\right)^4\times3^5=3^9\times3^6\times3^5=3^{20}\)
8.4^ 2 . 32^4 = 32^ 2. 32^4 = 32.32.32.32.32.332
tương tự nhé bạn
![](https://rs.olm.vn/images/avt/0.png?1311)
![](https://rs.olm.vn/images/avt/0.png?1311)
a) \(\frac{9}{33-3}=\frac{1}{3}\)
b) \(\frac{7}{100+6\times100}=\frac{1}{100}\)
c) \(\frac{11\times22+33\times36+55\times60}{22\times24+66\times72+110\times120}=\frac{1}{4}\)
d) \(\frac{9^4\times27^5\times3^6\times4^4}{3^8\times81^4\times243\times8^2}=4\)
e) \(\frac{199919991999}{200020002000}=\frac{1999}{2000}\)
![](https://rs.olm.vn/images/avt/0.png?1311)
Ta có :C= 2181-729+243.81-27
=2052+19683-27
C=21108
D=\(3^2.9^2.243+18.243.324.243\)
=9.81.243+18.243.324.243
=177147+344373768
=344550915
Ta có : C:D=21108:344550915=0,00006
D = 32 × 92 × 243 + 18 × 243 × 324 + 723 × 729
D = 9 x 81 x 243 + 18 x 243 x 324 + 723 x 729
D = 729 x 243 + 243 x 5832 + 2169 x 243
D = 243 x (729 + 5832 + 2169 )
D = 243 x 8730
D = 2121390
D = 32 × 92 × 243 + 18 × 243 × 324 + 723 × 729
D = 9 x 81 x 243 + 324 x 6 x 243 x 3 + 723 x 729
D = 729 x 243 + 1944 x 729 + 723 x 729
D = 729 x ( 243 + 1944 + 723 )
D = 729 x 2910
D = 2121390