(-4/3)elvd a 2 -1
2/3+ (-1/3)elvd a 2
3/2+ (-1/2)elevd a 2 - 8
1+ 3/5+ (-1/2) elvd a 3
(1+1/2) elevd a 2 - 1/4
-2/3 +1/2 -(-1/2) elevd a 2
4. ( -1/2)elvd a 2 - (-1/3)
(1- 1/2)elevd a 2 + (-1+ 1/2) elvd a 3
ajuda gente pfv
Soluções para a tarefa
Respondido por
1
a)
(-4/3)² - 1
16 - 1 = 16 - 9 = 7
9 9 9
********************************************
b)
2/3+ (-1/3)²
2 + 1 = 6 + 1 = 7
3 9 9 9
*******************************************
c)
3/2+ (-1/2)² - 8
3 + 1 - 8
2 4
6 + 1 - 32 = 7 + 32 = 39
4 4 4
--------------------------------------------------------------
d)
1+ 3/5+ (-1/2)³
1 + 3 - 1 = 40 + 24 - 5 = 64 - 5 = 59
5 8 40 40 40
****************************************************
e)
(1+1/2)² - 1/4
(1 + 1)² - 1
( 2) 4
(2 + 1)² - 1
( 2 ) 4
(3)² - 1
(2) 4
9 - 1 = 8 = 2
4 4 4
______________________________________
f)
-2/3 +1/2 - (-1/2)²
- 2 + 1 - ( 1 )
3 2 ( 4)
- 2 + 1 - 1 = - 8 + 6 - 3 = - 2 - 3 = - 5
3 2 4 12 12 12
*************************************************
g)
4. ( -1/2)² - (-1/3)
4. 1 + 1 = 1 + 1 = 3 + 1 = 4
4 3 3 3 3
*************************************************
h)
(1- 1/2)² + (-1+ 1/2)³
(1 - 1)² + ( - 1 + 1)³
( 2) ( 2)
(2 - 1)² + ( - 2 + 1)³
( 2 ) ( 2 )
(1)² + (-1)³
(2) ( 2)
1 - 1 = 2 - 1 = 1
4 8 8 8
*************************************
(-4/3)² - 1
16 - 1 = 16 - 9 = 7
9 9 9
********************************************
b)
2/3+ (-1/3)²
2 + 1 = 6 + 1 = 7
3 9 9 9
*******************************************
c)
3/2+ (-1/2)² - 8
3 + 1 - 8
2 4
6 + 1 - 32 = 7 + 32 = 39
4 4 4
--------------------------------------------------------------
d)
1+ 3/5+ (-1/2)³
1 + 3 - 1 = 40 + 24 - 5 = 64 - 5 = 59
5 8 40 40 40
****************************************************
e)
(1+1/2)² - 1/4
(1 + 1)² - 1
( 2) 4
(2 + 1)² - 1
( 2 ) 4
(3)² - 1
(2) 4
9 - 1 = 8 = 2
4 4 4
______________________________________
f)
-2/3 +1/2 - (-1/2)²
- 2 + 1 - ( 1 )
3 2 ( 4)
- 2 + 1 - 1 = - 8 + 6 - 3 = - 2 - 3 = - 5
3 2 4 12 12 12
*************************************************
g)
4. ( -1/2)² - (-1/3)
4. 1 + 1 = 1 + 1 = 3 + 1 = 4
4 3 3 3 3
*************************************************
h)
(1- 1/2)² + (-1+ 1/2)³
(1 - 1)² + ( - 1 + 1)³
( 2) ( 2)
(2 - 1)² + ( - 2 + 1)³
( 2 ) ( 2 )
(1)² + (-1)³
(2) ( 2)
1 - 1 = 2 - 1 = 1
4 8 8 8
*************************************
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