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Anexos:
Anônimo:
2 . 3 ^4 - 2² . 2² + 15?
Respostas
respondido por:
1
a)
- 2 - 2 2
[√16] [ 4 ] [ 3] 9
------ = ----- = ------ = ------
[ √9] [ 3 ] [ 4] 16
***************************************************
b)
[ - 3 - 6 ] 3
[ 3 . [ 1] ]
[ ------ ]
[ [ 3²] ]
3
[ - 3 [ 2 ] 6 ]
[3 . [ 3 ] ]
[ - 3 12 ] 3
[3 . 3 ]
[ - 3 + 12 ] 3
[3 ]
[ 9 ] 3
= [3 ]
27
= 3
***************************************
c)
4
= 2 . 3 - 2².2² + 15
= 2.81 - 4.4 + 15
= 162 - 16 + 15
= 162 - 1
= 161
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
d)
3 6 5 0
( 8 - 7) + 14 : 14 + 20
6
1³ + 14 + 1
----------
5
14
= 1 + 14 + 1
= 16
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
e)
3 - 5 7 14
9 . 5 + (7²) : 7
14 14
729 . 1 + 7 : 7
-------
5⁵
729 + 1 729 + 3125 3854
-------- = ------------------ = -----------
3125 3125 3125
- 2 - 2 2
[√16] [ 4 ] [ 3] 9
------ = ----- = ------ = ------
[ √9] [ 3 ] [ 4] 16
***************************************************
b)
[ - 3 - 6 ] 3
[ 3 . [ 1] ]
[ ------ ]
[ [ 3²] ]
3
[ - 3 [ 2 ] 6 ]
[3 . [ 3 ] ]
[ - 3 12 ] 3
[3 . 3 ]
[ - 3 + 12 ] 3
[3 ]
[ 9 ] 3
= [3 ]
27
= 3
***************************************
c)
4
= 2 . 3 - 2².2² + 15
= 2.81 - 4.4 + 15
= 162 - 16 + 15
= 162 - 1
= 161
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
d)
3 6 5 0
( 8 - 7) + 14 : 14 + 20
6
1³ + 14 + 1
----------
5
14
= 1 + 14 + 1
= 16
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
e)
3 - 5 7 14
9 . 5 + (7²) : 7
14 14
729 . 1 + 7 : 7
-------
5⁵
729 + 1 729 + 3125 3854
-------- = ------------------ = -----------
3125 3125 3125
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