Simplifique as frações algébricas.
1) __x2 – 144____ =
x2 + 24x + 144
2) __x2 +22x + 121 =
x + 11
3) x2
- 100 =
x – 10
4) x2 +
5x =
x + 5
5) 4x – 8 =
x – 2
6) 5x + 10 =
10x + 20
7) a2 – ab =
a – b
8) x2 + 3x =
4x + 12
9) 7c – 21 =
c2 – 6c
+ 9
10) x2 – 16x + 64 =
x2
– 64
11) m2
– 25 =
m2 +
10m + 25
12) 4x2 – 4x + 1 =
4x2
– 1
13) x2 + 6x + 9 =
x + 3
14) a3 – ab2 =
a.( a + b)
15) a2 + ab – ac – bc =
a2
– ac
16) 9x2 – 6x + 1 =
9x2 – 1
17) x2
+ 5x + ax + 5a =
2x + 10
18) 7a –
7b + am – bm =
a2 – 2ab + b2
19) x3 – x2 + 6x – 6 =
7x5 –
14x4 + 7x3
20) 4a2
– 9b2 =
4a2 +
12ab + 9b2
21) x2 + 4x + 3 =
x2 +
6x + 9
22) 3x2 – 18x + 27 =
3x2
– 9x
23) 4x2 + 20x + 25 =
4x2
– 25
24) xy2 – 2xy =
y2
– 4
25) x2 – 4x + 4 =
xy – 2y
26) a2 – 2ab + b2 =
2a – 2b
27) a2 – b2 =
a2 +
2ab + b2