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a fost răspuns

aratati ca : [tex] 2^{-1} [/tex] + [tex] 2^{-2} } [/tex]=0,75

Răspuns :

Andreea1104
[tex] \frac{1}{2}+ \frac{1}{4} = \frac{75}{100} [/tex]
[tex] \frac{2}{4} + \frac{1}{4} = \frac{3}{4} [/tex]
[tex] \frac{2+1}{4} = \frac{3}{4}
\frac{3}{4} = \frac{3}{4} [/tex] (adevarat)

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