1) 15
sacamos factor común
15/2 (2
15/2 . 2(
15/2 . (4
15/2((2x+2)(2x-1))/2
15/2(2(x+1)(2x-1)/2)
15/2 (x+1)(2x-1)
2)
45
15(3
15(3(3
15((9
15((3x-4)(3x+3)/3)
15((3x-4)3(x+1)/3)
15(3x-4)(x+1)
3) la tercera es la misma primera
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1) 15
sacamos factor común
15/2 (2
15/2 . 2(
15/2 . (4
15/2((2x+2)(2x-1))/2
15/2(2(x+1)(2x-1)/2)
15/2 (x+1)(2x-1)
2)
45
15(3
15(3(3
15((9
15((3x-4)(3x+3)/3)
15((3x-4)3(x+1)/3)
15(3x-4)(x+1)
3) la tercera es la misma primera