Các câu hỏi tương tự
Tính
a) \(\left(\frac{3}{7}\right)^{21}:\left(\frac{9}{49}\right)^6\)
b) \(\left(-\frac{1}{3}\right)^{-1}-\left(-\frac{6}{7}\right)^0+\left(\frac{1}{2}\right):2\)
Tính:
a,253:52
b,\(\left(\frac{3}{7}\right)^{21}:\left(\frac{9}{49}\right)^6\)
c\(3-\left(\frac{-6}{7}\right)^0+\left(\frac{1}{2}\right)^2:2\)
Tính
\(b.\left(\frac{3}{7}\right)^{21}\div\left(\frac{9}{49}\right)^6\)
\(c.3-\left(-\frac{6}{7}\right)^0+\left(\frac{1}{2}\right)^2\div2\)
Tính:
a) \(25^{3\div}5^2\)
b) \(\left(\frac{3}{7}\right)^{21}\div\left(\frac{9}{49}\right)^6\)
c) \(3-\left(-\frac{6}{7}\right)^0+\left(\frac{1}{2}\right)^2\div2\)
TÍNH
\(\frac{3^2}{\left(0,375\right)^2}+\left(0,25\right)^4.1024.\left(-1\right)^{11}\)
a) \(\left(\frac{3}{7}\right)^{21}:\left(\frac{9}{49}\right)^6\)
b) \(3-\left(-\frac{6}{9}\right)^0+\left(\frac{1}{2}\right)^2:2\)
Tính :
a) \(25^3:5^2\)
b) \(\left(\frac{3}{7}\right)^{21}:\left(\frac{9}{49}\right)^6\)
c) \(3-\left(\frac{-6}{7}\right)^0+\left(\frac{1}{2}\right)^2:2\)
Tính
a,\(10,\left(3\right)+0,\left(4\right)-8,\left(6\right)\)
b,\(\left[12,\left(1\right)-2,3\left(6\right)\right]:4,\left(21\right)\)
c, \(3\frac{1}{2}.\frac{4}{49}-\left[2,\left(4\right).2\frac{5}{11}\right]:\frac{-42}{53}\)
Tính:
a) 253 : 52
b) \(\left(\frac{3}{7}\right)^{21}\) : \(\left(\frac{9}{49}\right)^6\)
c) 3- \(\left(\frac{-6}{7}\right)^0\) + \(\left(\frac{1}{2}\right)^2\) : 2