\(B=1\cdot1^2\cdot1^3\cdot..\cdot1^{2017}\)
tinh rut gon
tinh rut gon
\(2003^{2^{0^{1^0}}}\)
\(625^5:25^7\)
giup minh
tinh thu gon
\(\dfrac{4^{19}+8^7}{2564+323}\)
tim x thuoc N
a,\(\dfrac{1}{4}\cdot\dfrac{2}{6}\cdot\dfrac{3}{8}\cdot...\cdot\dfrac{31}{64}=2^x\)
b,\(\left(x-3\right)^3=125^2\)
c,\(7^{x+2}+2\cdot7^{x-1}=345\)
d,\(3^{x-5}-81=0\)
bai hoi dai cac ban giup mk
b. 13.55+85.13+87.51+69.87?
c. 520 : {[(16.5 +2^2.5) :2-2]}+82}+2017^0=?
tinh rut gon
A=\(2^2+2^4+2^6+...+2^{30}\)
tính hợp lý: b. 13.55+85.13+87.51+69.87?
c. 520 : {[(16.5 +2^2.5) :2-2]}+82}+2017^0=?
A=35+36+...+320
a) tinh xem A co so hang tu
b)tinh A
A=5^0+5^1+....+5^2016.B=5^2017:4.
tính B-A