Factorizar :m² - 8m + 12, 21 + x² - 10x, x² - 6x - 27,?
Factorizar : m² - 8m + 12, 21 + x² - 10x, x² - 6x - 27,.
Factorizar : m² - 8m + 12, 21 + x² - 10x, x² - 6x - 27,.
En resumen
M² - 8m + 12 = (m - 6) (m - 2) 21 + x² - 10x Reordenando el trinomio : x² - 10x + 21 = (x - 7) (x - 3) x² - 6x - 27 = (x - 9) (x + 3).
M² - 8m + 12 = (m - 6) (m - 2)
21 + x² - 10x
Reordenando el trinomio :
x² - 10x + 21 = (x - 7) (x - 3)
x² - 6x - 27 = (x - 9) (x + 3).
Bueno 84 es haces el mcm y te queda asi 2×2×3×7 2 al cuadrado ×3×7.
a(a + 1) - b(a + 1) (a + 1)(a - b) a(x + 1) - b(x + 1) + c(x + 1) (x + 1)(a - b + c) x - 9 x + 8 - 9x + 8x = - x (x - 9)(x + 8) [ (a + 2) + (a - 3)] [(a + 2) - (a - 3)] [ a + 2 + a - 3 ] [ a + 2 - a + 3 ] [2a - 1] [ +…