[latex]frac{a}{3} + frac{b}{5}=7 [/latex] [latex]frac{a}{4} - frac{b}{5}= 0[/latex]           [latex]frac{4p}{9} = 1frac{5}{6}[/latex] [latex]frac{2p}{3} + frac{2r}{3} = 0,1[/latex]

[latex]egin{cases}frac{a}{3} + frac{b}{5}=7 /*15\frac{a}{4} - frac{b}{5}=0 *20end{cases}\ egin{cases}5a+3b=105\5a-4b=0==>5a=4b ==> a=frac{4}{5}bend{cases}\ 4b+3b=105\7b=105 egin{cases}b=15\ a=12end{cases} [/latex]

Zad 1 podręcznik str 162 -klasa 4 DAJE NAJ! a) [latex] frac{17}{20} - frac{9}{20} =[/latex] b) [latex] frac{49}{50} - frac{33}{50} =[/latex] c)[latex] 7frac{4}{5} - 5frac{3}{5} =[/latex] d)[latex]2frac{8}{15} - 1frac{8}{15} =[/latex] e)[latex]9frac{

Zad 1 podręcznik str 162 -klasa 4 DAJE NAJ! a) [latex] frac{17}{20} - frac{9}{20} =[/latex] b) [latex] frac{49}{50} - frac{33}{50} =[/latex] c)[latex] 7frac{4}{5} - 5frac{3}{5} =[/latex] d)[latex]2frac{8}{15} - 1frac{8}{15} =[/latex] e)[latex...

Oblicz wartość liczbową wyrażenia. 1.(-[latex] frac{1}{x} [/latex] +[latex] x^{3} [/latex])[latex] ^{2} [/latex] *[latex] frac{8}{25} [/latex] dla x=[latex]- frac{1}{2} [/latex] Wynik: [latex] 1frac{1}{8} [/latex]

Oblicz wartość liczbową wyrażenia. 1.(-[latex] frac{1}{x} [/latex] +[latex] x^{3} [/latex])[latex] ^{2} [/latex] *[latex] frac{8}{25} [/latex] dla x=[latex]- frac{1}{2} [/latex] Wynik: [latex] 1frac{1}{8} [/latex]...

Kto pomoże ?  [latex] frac{6}{7} [/latex] · [latex] frac{49}{54} [/latex]= [latex] frac{7}{27} : frac{7}{9} =[/latex] [latex] 1frac{1}{5} + 2 frac{1}{7} =[/latex] [latex]2 frac{1}{6} - frac{1}{3} =[/latex] Dam NAJ

Kto pomoże ?  [latex] frac{6}{7} [/latex] · [latex] frac{49}{54} [/latex]= [latex] frac{7}{27} : frac{7}{9} =[/latex] [latex] 1frac{1}{5} + 2 frac{1}{7} =[/latex] [latex]2 frac{1}{6} - frac{1}{3} =[/latex] Dam NAJ...

Dział : Mnożenie Ułamków j)[latex] frac{4}{5} * frac{2}{9} * frac{6}{7} * frac{7}{8} =[/latex] k)[latex] frac{4}{7} * 1frac{3}{4} * 3frac{1}{2} =[/latex] l)[latex] 1frac{5}{8} * 3frac{1}{5} * frac{2}{26} =[/latex]

Dział : Mnożenie Ułamków j)[latex] frac{4}{5} * frac{2}{9} * frac{6}{7} * frac{7}{8} =[/latex] k)[latex] frac{4}{7} * 1frac{3}{4} * 3frac{1}{2} =[/latex] l)[latex] 1frac{5}{8} * 3frac{1}{5} * frac{2}{26} =[/latex]...

[latex]c-frac{5}{6}=frac{7}{9} [/latex] [latex]d-1frac{1}{4}=2frac{2}{3}[/latex] [latex]frac{1}{2}-p=frac{3}{7}[/latex] [latex]1frac{1}{5}-u=frac{5}{6}[/latex]

[latex]c-frac{5}{6}=frac{7}{9} [/latex] [latex]d-1frac{1}{4}=2frac{2}{3}[/latex] [latex]frac{1}{2}-p=frac{3}{7}[/latex] [latex]1frac{1}{5}-u=frac{5}{6}[/latex]...