Tính 25^3:5^2
Tính:
a, \(25^3:5^2\)
b,\(\left(\dfrac{3}{7}\right)^{21}:\left(\dfrac{9}{49}\right)^6\)
c, \(3-\left(-\dfrac{6}{7}\right)^0+\left(\dfrac{1}{2}\right)^2:2\)
Loga
Toán lớp 7
Tính 25^3:5^2
Tính:
a, \(25^3:5^2\)
b,\(\left(\dfrac{3}{7}\right)^{21}:\left(\dfrac{9}{49}\right)^6\)
c, \(3-\left(-\dfrac{6}{7}\right)^0+\left(\dfrac{1}{2}\right)^2:2\)
