MATEMÁTICAS 3º ESO- NÚMEROS
RADICALES SOLUCIONES
1. 3
216000 = 60 2. 5184 = 72 3. 6
46656 = 6 4. 5
5153632 = 22
RADICALES: simplificar SOLUCIONES
1. 8 2
a = 4
a 2. 5 5
3 = 3 3. 4 32
5 = 58
4. 32 4
3 = 8
3 5. 6 66
b = b11
6. 8
a = a4
7. 24 15
b =
8 5
b 8. 8 8
a = a 9. 10 4
2 = 5
4 10. 66 6
b = 11
b
11. 10
81= 5
9 12. 12
1024 = 6
32 13. 6
125 = 5 14. 9
64 = 3
4 15. 4
6561= 9
RADICALES: extraer factores SOLUCIONES
1. 4 4
b
a = 4
b
a 2. 3 2
3
b
a =
3 2
b
a 3. 18 = 2
3 4. 3 5
a =
3 2
a
a
5. 2
4
cd
a = c
d
a2
6. 3 6
a = a2
7. 3 7
a = 3
2
a
a 8. 3 8
a =
3 2
2
a
a
9. 3 9
a = a3
10. 3 10
a = 3
3
a
a 11. 3 11
a =
3 2
3
a
a 12. 3 12
a = a4
13. 3 16
a = 3
5
a
a 14. 3 20
2 =
3
4
64 15. 6 3
9
6
b
a
2 = ab
a
2 16. 4 7
5
b
a
16 =
4 3
ab
ab
2
17. c
b
a
98 4
2
= c
2
ab
7 2 18. 600 = 6
10 19. 5
224 = 5
7
2
20. 3
250 = 3
2
5 21. 3
432 = 3
2
6 22. 50 = 2
5 23. 180 = 5
6
24. 3
280 = 3
35
2 25. 5
243 = 3 26. 4 14
b
a =
4 2
3
b
a
a 27. 3 4
5
b
a =
3 2
b
a
ab
28. 3 16
12
7
c
b
a = 3
5
4
2
ac
c
b
a 29. 2
3
5
c
b
a
3 = ab
3
bc
a2
30. 4
3
c
ab
49 = ab
bc
7 2
RADICALES: simplificar y extraer SOLUCIONES
RADICALES: introducir factores SOLUCIONES
1. 7
3 = 63 2. 2
11 = 242 3. 4
12
2 = 4
192 4. 3
20
5 = 3
2500
5. 5
6 = 180 6. 3
2
b
a =
3 6
b
a 7. 3
a
b =
3 3
a
b 8. x
2
xy = 2
3
y
x
2
9. 7
5 = 175 10. 5
25
2 = 5
800 11. 3
6
4 = 3
384 12. 4
3
3 = 4
243
1. 4 4
6
n
m = m
mn 2. 6 15
12
9
6
k
z
y
x = yk
k
xyz 2
2
3. 2
6
4
c
b
a
2 = 2
c
b
a 3
2
4. 5 5
10
14
z
y
x
5 =
5 4
2
2
x
5
z
y
x 5. 5 5
10
14
c
b
a
5 =
5 4
2
2
a
5
c
b
a 6. 3 5
4
3
2
k
z
y
x
27 =
3 2
2
zk
x
yzk
3
7. 5
4
3
c
b
a
16 = ac
c
ab
4 2
2
8. 5
3
4
z
y
x
8 = yz
2
yz
x
2 2
2
3.
MATEMÁTICAS 3º ESO- NÚMEROS
RADICALES: producto y cociente SOLUCIONES
1. 30
.
15 = 2
15 2. 3
3
54
.
4 = 6 3. 12
.
3 = 6
4. 3
3
15
.
9 = 3
5
3 5. 5 2
5 3
b
.
a =5 2
3
b
a 6. 3
3 2
36
.
y
3
− = 3 2
y
4
3
−
7. 3 2
2
3 3
y
x
2
.
x
8 = 3 2
2
y
x
2
x
2 8. 3
.
3 = 3 9. 3 4
3 2
a
.
a = a2
10. 6
6 5
2
.
2 = 2 11. 5
5
16
.
2 − = 2
− 12. 4 3
5
4 2
b
a
.
b
a = 4 3
a
ab
13. 8
.
2
.
3 = 3
4 14. 3
3
3
12
.
4
.
6 = 3
36
2 15. 3
3 2
a
.
a = a
16.
25
a
625 2
= 5a 17.
50
32
=
5
4
18.
a
25
3
b
a
9
5 3
= b
a
19.
4
4 7
a
256
a
324
=
2
a
2
a
3
20.
10 5
3
10 2
b
a
b
a
=10
4
ab
1
21.
50
2
=
5
1
22.
2
2
4
3
y
x
y
x
= x
y 23.
3 5
3 3
7
7
.
5
= 3
3
7
7
5
7
1
7
5
= 24.
9
21
.
7
12
= 2
25.
16
15
.
5
2 =
4
6
2
2
3
2
3
2
1
=
= 26. 3 4
4
3 2
2
bc
a
.
b
a = 3
2
c
bc
a 27. 4 3
9
4
4 2
c
b
a
.
bc
a = ab
c
ab2
28. x
35
.
x
5 2
= x
7
x
5 29. 7
3
5
a
bx
.
b = xa
xa
b 3
3
30. 7
5
2
3
y
x
14
.
y
x
7
1
= y
2
xy2
31.
xy
y
x
y
y
x
x
3
2
3
2
2
= x
32.
4
5
3
xy
25
y
x
3
y
x
10
x
6 =
5
xy
2
5
1
xy
2
2
2
=
33.
y
3
x
10
y
75
x
2 5
5
4
=
3
4
3
4
y
15
x
5
x
2
5
x
y
3
x
2
=
RADICALES: potencia y raíz SOLUCIONES
1. ( )5
5
3 = 3 2.
3
6 4
2 ⎟
⎠
⎞
⎜
⎝
⎛ = 4 3. ( )2
2
3 = 18 4. ( )2
3
18 = 3
12
3
5.
2
3 2
ab
2 ⎟
⎠
⎞
⎜
⎝
⎛ = 3 2
b
a
4
b 6. 5 3 10
x = 3 2
x 7. 3 12
a
.
64 = 2
a
2 8.
8
k ⎟
⎠
⎞
⎜
⎝
⎛ = k
9.
8
3 7 3
2
b
a ⎟
⎟
⎠
⎞
⎜
⎜
⎝
⎛
= 21 12
8
b
a 10. ( )3
2
xy
3
y
x
2 = xy
3
y
x
24 4
7
11. ( )
2
4 3 5
ab
⎟
⎟
⎠
⎞
⎜
⎜
⎝
⎛
= 12 5
5
b
a
12.
3
3
x
1
⎟
⎟
⎠
⎞
⎜
⎜
⎝
⎛
=
x
1
13.
2
2
3
⎟
⎟
⎠
⎞
⎜
⎜
⎝
⎛
=
4
3
14.
4
3 2
x
x
⎟
⎟
⎠
⎞
⎜
⎜
⎝
⎛
= 2
3 2
x
x
15.
5
5 2
a
1
⎟
⎟
⎠
⎞
⎜
⎜
⎝
⎛
= 2
a
1