Выбери верные ответы

Приведи к общему знаменателю дроби \(\boldsymbol{\cfrac{3}{8a^{2}b^{4}}}\) и \(\boldsymbol{\cfrac{5}{12a^{3}b^{2}}}\) .

• \(\cfrac{9a}{24a^{3}b^{4}}\) и \(\cfrac{10b^2}{24a^{3}b^{4}}\)
• \(\cfrac{3}{24a^{3}b^{4}}\) и \(\cfrac{5}{24a^{3}b^{4}}\)
• \(\cfrac{3}{8a^{2}b^{4}}\) и \(\cfrac{5}{8a^{2}b^{4}}\)
• \(\cfrac{3}{12a^{3}b^{2}}\) и \(\cfrac{3}{12a^{3}b^{2}}\)

Приведи к общему знаменателю дроби \(\boldsymbol{\cfrac{m}{n-6}}\) и \(\boldsymbol{\cfrac{p}{n^{2}-36}}\) .

• \(\cfrac{n}{n^2-36}\) и \(\cfrac{p}{n^2-36}\)
• \(\cfrac{np}{n-6}\) и \(\cfrac{np}{n^2-36}\)
• \(\cfrac{mn}{n^2-36}\) и \(\cfrac{p}{n^2-36}\)
• \(\cfrac{mn+6m}{n^2-36}\) и \(\cfrac{p}{n^2-36}\)

Приведи к общему знаменателю дроби \(\boldsymbol{\cfrac{a+2}{a^{2}-ab}}\) и \(\boldsymbol{\cfrac{b-3}{ab-b^{2}}}\) .

• \(\cfrac{a+2}{a-b}\) и \(\cfrac{b-3}{a-b}\)
• \(\cfrac{a+2}{ab(a-b)}\) и \(\cfrac{b-3}{ab(a-b)}\)
• \(\cfrac{ab+2b}{ab(a-b)}\) и \(\cfrac{ab-3a}{ab(a-b)}\)
• \(\cfrac{ab+2b}{a^2-ab}\) и \(\cfrac{ab-3a}{ab-b^2}\)

Приведи к общему знаменателю дроби \(\boldsymbol{\cfrac{2c+3}{c^{2}+6c+9}}\) и \(\boldsymbol{\cfrac{c-1}{c^{2}-9}}\) .

• \(\cfrac{2c+3}{c^2-6c+9}\) и \(\cfrac{c-1}{c^2-6c+9}\)
• \(\cfrac{2c+3}{c^2-9}\) и \(\cfrac{c-1}{c^2-9}\)
• \(\cfrac{2c^2+3c-9}{c^2-6c+9}\) и \(\cfrac{2c^2+2c-3}{c^2-6c+9}\)
• \(\cfrac{2c^2-3c-9}{(c-3)(c+3)^2}\) и \(\cfrac{2c^2+2c-3}{(c-3)(c+3)c^2}\)