128125=
\( \frac{12^5}{12^8}= \)
\( \frac{2^2}{2^6}= \)
\( \frac{5^6}{5^{13}}= \)
\( \frac{7^{10}}{7^{13}}= \)
\( \frac{8}{8^4}= \)
a'+b' son correctos
\( \frac{\left(10\times4\right)^2}{\left(10\times4\right)^5}= \)
\( \frac{\left(11\times8\right)^4}{\left(11\times8\right)^{11}}= \)
\( \frac{\left(4\times3\right)^6}{\left(3\times4\right)^9}= \)
\( \frac{\left(6\times7\right)^{13}}{\left(7\times6\right)^{19}}= \)
\( \frac{\left(8\times2\right)^3}{\left(2\times8\right)^7}= \)
B+C son correctas
a'+b' son correctos
\( \frac{\left(2\times a\right)^2}{\left(2\times a\right)^4}= \)
\( \frac{\left(a\times b\right)^x}{\left(a\times b\right)^{3x}}= \)