все варианты

При допустимых значениях переменных.

Вариант 1

1. 1. \(2\); 2) \(\dfrac1{y+3}\); 3) \(\dfrac{b^2-a^2}{ab^2}\); 4) \(\dfrac{4a}{3b^4}\); 5) \(\dfrac7{ac^3}\); 6) \(\dfrac{24c^3}{a+b}\).
2. 1. \(c^2\); 2) \(c^{11}\); 3) \(c^4\); 4) \(0{,}84b^{12}c^6\).
3. 1. \(\dfrac{29}{100}\); 2) \(1\); 3) \(512\); 4) \(25\).

Вариант 2

1. 1. \(3\); 2) \(\dfrac1{2-y}\); 3) \(\dfrac{a^2-b^2}{a^2b}\); 4) \(\dfrac{5y^3}{3x^6}\); 5) \(\dfrac5{n^2}\); 6) \(\dfrac{42a^4}{x-y}\).
2. 1. \(c^{-3}\); 2) \(c^2\); 3) \(c^2\); 4) \(0{,}77x^{25}y^6\).
3. 1. \(\dfrac{67}{144}\); 2) \(1\); 3) \(256\); 4) \(1\).