Răspuns:
b) [tex]( \frac{13}{10} )^{12-10}[/tex]= [tex]\frac{13}{10} ^{2}[/tex]= [tex]\frac{169}{100}[/tex]
c) [tex](\frac{4*4+1}{4} )^{8}[/tex] : [tex](\frac{4*4+1}{4} )^{7}[/tex]= [tex](\frac{17}{4} )^{8-7}=[/tex][tex]\frac{17}{4}[/tex]
