Respuestas

2012-10-31T04:14:03+01:00

1. (x/2 - 3)(x/2 + 6)

2. (3a^(2m + 1) + 2b^(n - 3))(3a^(2m + 1) - 9b^(n - 3))

3. (a - 2)(a² + 2a + 4)(a - 2)³

4. (x - 5)(x + 4)(x - 2)²

5. (4x² + 1)(2x + 1)(2x - 1)

6. (y + 3)(y + 1)(5y - 1)

7. (x - 2)(x² + 2x + 4)

8. (2y + 3)(3x + 2)

9. ((x + 3) - 5/(x - 1))((x - 2) + 5/(x + 4))

10. (1 + (x/y))(1 - (y/x))(1 + y²/(x² - y²))

Respuestas

1) x²/4 + 3x/2 - 18

2) 9a^(4m + 2) - 21b^(n - 3) a^(2m + 1) - 18^(2n - 6)

3) a^6 - 6a^5 + 12a^4 - 16a^3 + 48a^2 - 96a + 64

4) x^4 - 5x^3 - 12x^2 + 76x - 80

5) 16x^4 -1

6) 5y^3 + 19y^2 + 11y - 3

7) x^3 - 8

8) 4y + 6xy + 9x + 4

9) x^2 -25/(x^2 + 3x - 4) + 5x/(x + 4) - 5x/(x - 1) + 15/(x + 4) + 10/(x - 1) + x - 6

10) -y^3/(-xy^2 + x^3) + x/y - y/x + xy/(x^2 - y^2)