Odpowiedź:
a)[tex]\sqrt{4^4} =4^2=16[/tex]
b)[tex]\sqrt{(-7)^2} =\sqrt{49} =7[/tex]
c)[tex]\sqrt{5^4*2^2} =5^2*2=25*2=50[/tex]
d)[tex]\sqrt{8*162} =\sqrt{8*81*2} =\sqrt{16*81} =8*9=72[/tex]
e)[tex]\sqrt{3*21*7} =\sqrt{21^2} =21[/tex]
f)[tex]\sqrt{27000*30} =\sqrt{27*30*1000} =\sqrt{81*10000} =9*100=900[/tex]
g)[tex]\sqrt{22500} =\sqrt{225*100} =15*10=150[/tex]
h)[tex]\sqrt{0,0009} =\sqrt{\frac{9}{10000} } =\frac{3}{100} =0,03[/tex]
i)[tex]\sqrt{12,25} =\sqrt{\frac{1225}{100} } =\frac{35}{10} =3,5[/tex]
j)[tex]\sqrt{4,41} =\sqrt{\frac{441}{100} } =\frac{21}{10} =2,1[/tex]
k)[tex]\sqrt{\frac{12}{75} } =\sqrt{\frac{4}{25} } =\frac{2}{5}[/tex]
l)[tex]\sqrt{\frac{98}{128} } =\sqrt{\frac{49}{64} } =\frac{7}{8}[/tex]
m)
[tex]\sqrt{7\frac{9}{16} } =\sqrt{\frac{121}{16} } =\frac{11}{4} =2\frac{3}{4}[/tex]
n)[tex]\sqrt{4\sqrt{16} } =\sqrt{4*4} =4[/tex]
Szczegółowe wyjaśnienie:
