Question

Fatore:
a) am+an+bm+bn
b) x³-x²+3x+3
c)x²-10x+xy-10y

Answer 1

a) am + an + bm + bn
a . (m + n) + b . (m + n)
(a + b) . (m + n)

b) x³ - x² + 3x + 3
x^2 . (x - 1) + 3 . (x + 1)

c) x² - 10x + xy - 10y
x . (x - 10) + y . (x - 10)
(x + y) . (x - 10)

Bons estudos!