ex 2 va rog, repedeeeeeeeee
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Răspuns:
[tex]-5*(-5+\frac{1}{5} )=\\\\5*5-5*\frac{1}{5} \\\\\\-4:(-4+\frac{1}{4} )=\\\\-4:\frac{-16+1}{4} =\\\\-4:(-\frac{15}{4} )=\\\\4*\frac{4}{15} =\\\\\frac{16}{15}[/tex]