Răspuns:
a)
[tex]m = 1 + \sqrt{ \frac{9}{100} } = 1 + \frac{3}{10 } = \frac{13}{10} [/tex]
[tex]n = 2 - \frac{7}{5} = \frac{3}{5} [/tex]
m-n=7/10
b)
[tex]m = \frac{2}{5} + \frac{5}{2} = \frac{29}{10} [/tex]
n=0,6-2,5=(-1,9)=(-19/10)
m+n=29/10 - 19/10=10/10=1
