(1911)a+3b=
\( \left(\frac{11}{19}\right)^{a+3b}= \)
\( \left(\frac{13}{7\times6\times3}\right)^{x+y}= \)
\( \left(\frac{2}{3}\right)^a= \)
\( \left(\frac{2}{3\times5\times7}\right)^x= \)
\( \left(\frac{2}{3\times7\times5}\right)^{a+2}= \)
\( \left(\frac{2\times4\times5}{7}\right)^a= \)
\( \left(\frac{2\times7\times21}{5\times6}\right)^x= \)
\( \left(\frac{2\times8}{7\times19}\right)^{2x+3y}= \)
\( \left(\frac{3}{2\times5}\right)^x= \)
\( \left(\frac{3}{4}\right)^x= \)
\( \left(\frac{3\times4}{5\times11\times9}\right)^y= \)
\( \left(\frac{3\times7}{4\times8}\right)^{b+1}= \)
\( \left(\frac{5}{9}\right)^{2x+1}= \)
\( \left(\frac{5\times11}{3\times7}\right)^a= \)
\( \left(\frac{5\times6\times7}{9}\right)^{2x+1}= \)
a'+b' son correctos
A'+C' son correctas
a'+b' son correctos
\( \left(\frac{5\times6\times7}{9\times11\times13}\right)^b= \)
\( \left(\frac{6}{11\times13\times15}\right)^{xy}= \)
\( \)\( \left(\frac{2\times4\times6}{7\times8\times9}\right)^{3x}= \)
\( \)\( \left(\frac{5}{7}\right)^{ax}= \)
\( \frac{1}{a^{-x}}= \)
A+B son correctas