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Stefancivga
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problems propus
e. 1.Calculati:(3/7)^2= ; 2/3+(1/2)^2=
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Răspuns :

ChatMarron

[tex]( \frac{3}{7} ) ^{2} = \frac{ {3}^{2} }{ {7}^{2} } = \frac{9}{49} [/tex]

[tex] \frac{2}{3} + ( \frac{1}{2} ) ^{2} = \frac{2}{ 3} + \frac{1}{4} = \frac{11}{12} [/tex]

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