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Oblicz pls held daje najjjjjjjjjjjjjjjjjjjjjjjjjjj



Oblicz Pls Held Daje Najjjjjjjjjjjjjjjjjjjjjjjjjjj class=

Odpowiedź :

Magdor2021

Odpowiedź:

A)

-7/4 * - 16/7= 4

B)

21/2 : (-21/8)= 21/2=21/2 * (-8/21)= - 4

Kuba139239

Odpowiedź:

a)

[tex](-1\frac{3}{4})*(-2\frac{2}{7} )=(-\frac{7}{4})*(-\frac{16}{7})= \frac{4}{1}=4[/tex]

b)

[tex]10\frac{1}{2}:(-2\frac{5}{8})=\frac{21}{2}:(- \frac{21}{8})=\frac{21}{2}*(-\frac{8}{21})=-\frac{4}{1}=-4[/tex]

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