Odpowiedź:
b)[tex]\sqrt{(-7)^2} =\sqrt{49} =7[/tex]
d)[tex]\sqrt{8*162} =\sqrt{4*2*81*2} =\sqrt{4*81*4} =4*9=36[/tex]
f)
[tex]\sqrt{27000*30} =\sqrt{30*900*30} =\sqrt{900*(30)^2} =30*30=900[/tex]
h)[tex]\sqrt{0,0009} =\sqrt{\frac{9}{10000} } =\frac{3}{100} =0,3[/tex]
j)[tex]\sqrt{4,41} =\sqrt{\frac{441}{100} } =\frac{21}{10} =2,1[/tex]
l)[tex]\sqrt{\frac{98}{128} } =\sqrt{\frac{49*2}{64*2} } =\sqrt{\frac{49}{64} } =\frac{7}{8}[/tex]
n)[tex]\sqrt{4\sqrt{16} } =\sqrt{4*4} =\sqrt{4^2} =4[/tex]
Szczegółowe wyjaśnienie:
