1) 1/(a^2+ab) : b/(a^2-b^2)= 1/a(a+b) : b/(a-b)(a+b)= (a-b)(a+b)/ab(a+b)=(a-b)/ab
Ответ: 4
2) (m-3)^2: (m^2-9)/6= 6(m-3)^2/(m^2-9)= 6(m-3)^2/(m-3)(m+3)=6(m-3)/m+3
Ответ: 3
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Answers & Comments
1) 1/(a^2+ab) : b/(a^2-b^2)= 1/a(a+b) : b/(a-b)(a+b)= (a-b)(a+b)/ab(a+b)=(a-b)/ab
Ответ: 4
2) (m-3)^2: (m^2-9)/6= 6(m-3)^2/(m^2-9)= 6(m-3)^2/(m-3)(m+3)=6(m-3)/m+3
Ответ: 3