Question

Fatore as seuintes expressões:
a)25p² -16q²
b)ac+ad+bc+bd
c)ax+ay-bx-by
d)3t-6t²

Answer 1

a)25p² -16q²     =   (5+p)(5-p)
b)ac+ad+bc+bd   =  a(c+d)+b(c+d) = (c+d)(a+b)
c)ax+ay-bx-by    a(x+y)-b(x+y)  =   (x+y)(a-b)
d)3t-6t²   =  3t(1-2t)