August 2018 1 55 Report
1) Escribe verdadero o falso segun corresponda en las factorizaciones:

a) 12a4+ 14ab = 2a(6a3+7b)

b) 4x4-10x3+2x = 2x (2x3-5x2+1)

c) 5a3- 10a2 + 5a = 5a(a2 - 2a + 2)

d) a3(a - b + 1) - b2(a - b + 1) = (a3 - b2) (a - b + 1)

e) 2x(x - y) + y(y - x) = (2x + y) (x - y)
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