Odpowiedź:
Zadanie 3
odpowiedź b
Zadanie 4
[tex]( - 0.6a {}^{2} b) { }^{2} \\ ( - 0.6 \times (0.5) {}^{2} \times 3 \frac{1}{3} ) {}^{2} \\ ( - \frac{3}{5} \times 0.5 {}^{2} \times 3 \frac{1}{3} ) {}^{2} \\ ( - \frac{1}{5} \times ( \frac{1}{2} ) {}^{2} \times 3) {}^{2} \\ ( - \frac{1}{5} \times \frac{1}{4} \times3) {}^{2} \\ ( - \frac{3}{20} ) { }^{2} \\ \frac{9}{400 } [/tex]
[tex]( - \frac{1}{x} + \frac{3}{x} ) \times \frac{8}{25} \\ ( \frac{1}{ \frac{1}{2} } + \frac{3}{ \frac{1}{2} } ) \times \frac{8}{25} \\ ( - 2 + 6) \times \frac{8}{25} \\ 4 \times \frac{8}{25} \\ \frac{32}{25} = 1 \frac{7}{5} [/tex]
Liczę na naj
