Ответ:
б) \(\sqrt{16\cdot900}=4\cdot30=120\).
г) \(\sqrt{0.81\cdot0.49}=0.9\cdot0.7=0.63\).
е) \(\sqrt{1.69\cdot0.25}=1.3\cdot0.5=0.65\).
б) \(\sqrt{16\cdot900}=4\cdot30=120\).
г) \(\sqrt{0.81\cdot0.49}=0.9\cdot0.7=0.63\).
е) \(\sqrt{1.69\cdot0.25}=1.3\cdot0.5=0.65\).