a) \(\left(\dfrac{1}{2}\right)^3.\left(\dfrac{1}{4}\right)^2\)

\(=\dfrac{1}{8}.\dfrac{1}{16}\)

\(=\dfrac{1}{128}\)

b) \(16:\left(0,125\right)^3.512\)

\(=16:\dfrac{1}{512}.512\)

\(=16:\left(\dfrac{1}{512}.512\right)\)

\(=16:1\)

\(=16\)

a, \(\left(\dfrac{1}{2}\right)^3\). \(\left(\dfrac{1}{4}\right)^2\)

=\(\dfrac{1}{8}\).\(\dfrac{1}{16}\)

=\(\dfrac{1}{128}\)

b, 16 : (0,125)³.512

= 16 : \(\dfrac{1}{512}\).512

= 16 : 1

=16

a)\(\left(\dfrac{1}{2}\right)^3.\left(\dfrac{1}{4}\right)^2\)

=\(\dfrac{1^3}{2^3}.\dfrac{1^2}{4^2}\)

=\(\dfrac{1}{8}.\dfrac{1}{16}\)

=\(\dfrac{1}{128}\)

b)16:(0,125)³.512

=16:\(\dfrac{1}{512}\).512

=16:1

=16

\(\left(0,125\right)^3\times512=\left(\frac{125}{1000}\right)^3\times512=\left(\frac{1}{8}\right)^3\times512=\frac{1^3}{8^3}\times512=\frac{1}{512}\times512=\frac{512}{512}=1\)

a) \(\frac{130^3}{40^3}=\left(\frac{130}{40}\right)^3=\left(\frac{13}{4}\right)^3=\frac{13^3}{4^3}=\frac{2197}{64}\)

b) \(\left(0,125\right)^3.512=\left(\frac{1}{8}\right)^3.2^9=\frac{1^3}{8^3}.2^9=\frac{1}{\left(2^3\right)^3}.2^9=\frac{1}{2^9}.2^9=1\)

c) \(\left(0,25\right)^4.1024=\left(\frac{1}{4}\right)^4.2^{10}=\frac{1^4}{4^4}.2^{10}=\frac{1}{\left(2^2\right)^4}.2^{10}=\frac{1}{2^8}.2^{10}=2^2=4\)

\(\frac{\left(0,9\right)^5}{\left(0,3\right)^6}=810\)

\(\left(0,125\right)^3.512=1\)

Các cậu nha.

0,125³ x 512 = 1