Question

Помогите плиз 100 балов дам !!!!!

Answer 1

Ответ:

1. (15a + c)/(12b) + 1/(4b^4)

2. (15a + c + b^4)/(12b^4)

3. (-6z)/(z^2 - 9)

4. (a^3 + 5a^2 - 25a - 30)/(a - 5)

5. ((x + 3)/(x(x + y))) - (3y^2 + xy)/(x^2 + xy)

6. (17bc + 7c + 2ab^3c - ab^2c)/(ac(a^2 + 1)) - ((a - 1)(a^2 + a - 1))/(ac(a^2 - a + 1))

7. (3x^2 - x - 45)/(x^3 - 9x) - 2/x

8. (3x(x + 15) - (x + 15)(x - 3) - 2(x - 3)(x^2 - 9))/(x(x - 3)(x + 3))