Răspuns:
[tex]a)( \frac{3}{2} ) {}^{7} \times ( \frac{3}{2} ) {}^{15} =( \frac{3}{2} ) {}^{7 + 15} =( \frac{3}{2} ) {}^{22} \\ b)( \frac{7}{3} ) {}^{8} \times ( \frac{7}{3} ) {}^{11} = ( \frac{7}{3} ) {}^{8 + 11} = (\frac{7}{3 }) {}^{19} \\ c)( \frac{2}{5} ) {}^{6} \times (\frac{2}{5} ) {}^{19} = ( \frac{2}{5} ) {}^{6 + 19} = (\frac{2}{5}) {}^{25} [/tex]
sper că te-am ajutat
