65 x. 27 : 34 . 210
= 65 x 1 : 34 . 23
= 46656 : 81 . 8
= 72(Chả biết đúng không nữa)
\(6^5.\frac{2^7}{3^4}.2^{10}\)
\(=2^5.3^5.\frac{2^7}{3^4}.2^{10}\)
\(=2^{15}.3.2^7\)
\(=2^{22}.3\)
7 nhan 6 mũ 10 nhan 2 mu 20 nhan 3 mu 6-2 mu 19 nhan 6 mu 15 phần 9 nhân 6 mu 19 nhan 2 mu 9 -4 nhan 3 mu 17 nhan 2 mu 26
bai 2, viet gon duoi dang 1 luy thua ;
a, 3 mu 6 nhan 3 mu 8 b, 2 mu 7 nhan 2 mu 11 c 5 mu 4 nhan 5 mu 6 d,16 nhan 2 mu 5
e, 3 mu 7 nhan 2 mu 7 f, 25 nhan 5 mu 7 nhan 125 g, 27 nhan 3 mu 4 nhan 9 h, 64 nhan 8 nhan 2 mu5
giup minh voi thu 6 la minh can roi ai nhanh minh nhan like
Tìm X biết :
x - 5 = 7 mu 10 :7 mu 8 + 2 mu 2018 nhan ( 2 mu 4 - 4 mu 2)
3 mu 3 nhan 9 tru 3 mu 4 nhan 3 cong 5 mu 8 nhan 5 mu 0 tru 5 mu 12 chia 25 mu 2
[2 mu 17 + 17 mu 2 ] nhan [9 mu 15 - 3 mu 15] nhan [ 2 mu 4-4 mu 2]
chung minh rang 8 mu 10 cong 2 mu 20 chia het cho 41
chung minh rang 313 mu 6 nhan 36 tru 313 mu 5 nhan 299 chia het cho 7
5 mu 6 cia 5 mu 3 cong 3 mu2 nhan 3 mu 3 tru 3 mu 4 nhan 3
5 mu n nhan 5 mu n cong 1 nhan 5 mu n cong 2 be hon hoac bang 10 mu 18
16 MU 6 CHIA BON MU 2
17 MU 8 CHIA 9 MU 4
125 MU 4 ;25 MU 3
4MU 14 NHAN 5 MU 28
12 MU N CHIA 2 MU 2N
