calcule:
1- 2³
2- -2³
3- 2-³(o 2 é elevado a -3)
4- -2-³
5- 3²
6- -3²
7- 3-²
8-(-3)²
9- (-3)-²
10- (2/3)¹
11- (2/3)-¹
12- (2/3)(elevado a 0)
13- (2/3)-²
14- (-2/3)²
15- (-2/3)-²
Soluções para a tarefa
Respondido por
0
1) 2³ = 8
2) -2³ = -8
3) 2⁻³ = 1/2³ = 1/8
4) -2⁻³ = -1/2³ = -1/8
5) 3² = 9
6) -3² = -9
7) 3⁻² = 1/3² = 1/9
8) -(-3)² = -(9) = -9
9) (-3)⁻² = (-1/3)² = 1/9
10) (2/3)¹ = 2/3
11) (2/3)⁻¹ = (3/2)¹ = 3/2
12) (2/3)⁰ = 1
13) (2/3)⁻² = (3/2)² = 9/4
14) (-2/3)² = 4/9
15) = (-2/3)⁻² = (-3/2)² = 9/4
2) -2³ = -8
3) 2⁻³ = 1/2³ = 1/8
4) -2⁻³ = -1/2³ = -1/8
5) 3² = 9
6) -3² = -9
7) 3⁻² = 1/3² = 1/9
8) -(-3)² = -(9) = -9
9) (-3)⁻² = (-1/3)² = 1/9
10) (2/3)¹ = 2/3
11) (2/3)⁻¹ = (3/2)¹ = 3/2
12) (2/3)⁰ = 1
13) (2/3)⁻² = (3/2)² = 9/4
14) (-2/3)² = 4/9
15) = (-2/3)⁻² = (-3/2)² = 9/4
Respondido por
0
Calcule:
1)
2³ = 2.2.2 = 8
******************************
2)
-2³ = - 2.2.2 = - 8
************************************
3)
2-³ (o 2 é elevado a -3)
3
[ 1 ] 1
------- = ------
[ 2 ] 8
******************
4)
-2-³ = [- 1]³ = - 1/8
------
[ 2]
**************************
5)
3² = 9
**********************************
6)
-3² = - 9
********************************
7)
3-² = 1
------- = 1/9
3²
********************************
8)
(-3)² = (-3).(-3) = 9
***************************
9)
(-3)-²
2
[- 1 ] = 1/9
-----
[ 3 ]
*************************************
10)
(2/3)¹ = 2/3
********************************
11) 1
(2/3)-¹ = [ 3 ] = 3/2
-----
[ 2 ]
*******************************
12)
(2/3)(elevado a 0)
(2/3)º = 1
******************************
13) 2
(2/3)-² = [ 3 ] = 9
----- -------
[ 2] 4
************************************
14)
= (-2/3)² = (- 2 )² = 4
---- -----
( 3) 9
*******************************
15)
= (-2/3)-²
2
= [- 3 ] = 9
---- -----
[ 2] 4
**********************************
1)
2³ = 2.2.2 = 8
******************************
2)
-2³ = - 2.2.2 = - 8
************************************
3)
2-³ (o 2 é elevado a -3)
3
[ 1 ] 1
------- = ------
[ 2 ] 8
******************
4)
-2-³ = [- 1]³ = - 1/8
------
[ 2]
**************************
5)
3² = 9
**********************************
6)
-3² = - 9
********************************
7)
3-² = 1
------- = 1/9
3²
********************************
8)
(-3)² = (-3).(-3) = 9
***************************
9)
(-3)-²
2
[- 1 ] = 1/9
-----
[ 3 ]
*************************************
10)
(2/3)¹ = 2/3
********************************
11) 1
(2/3)-¹ = [ 3 ] = 3/2
-----
[ 2 ]
*******************************
12)
(2/3)(elevado a 0)
(2/3)º = 1
******************************
13) 2
(2/3)-² = [ 3 ] = 9
----- -------
[ 2] 4
************************************
14)
= (-2/3)² = (- 2 )² = 4
---- -----
( 3) 9
*******************************
15)
= (-2/3)-²
2
= [- 3 ] = 9
---- -----
[ 2] 4
**********************************
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