1)Reduza uma só potencia
A) (+4) ²•(+4) ³
B) (-10) ³•(-10)⁴•(-10)²
C) (-12) •(-12) •(-12) ²
E)(+9)³:(+9)
F)(-21)⁴:(-21)³
Soluções para a tarefa
Respondido por
3
A)
![{4}^{2 + 3} = {4}^{5} {4}^{2 + 3} = {4}^{5}](https://tex.z-dn.net/?f=+%7B4%7D%5E%7B2+%2B+3%7D++%3D+%7B4%7D%5E%7B5%7D+)
B)
![( - {10})^{3 + 4 + 2} = ( - {10})^{9} ( - {10})^{3 + 4 + 2} = ( - {10})^{9}](https://tex.z-dn.net/?f=%28+-++%7B10%7D%29%5E%7B3+%2B+4+%2B+2%7D++%3D+%28+-++%7B10%7D%29%5E%7B9%7D+)
C)
![( - {12})^{1 + 1 + 2} = ( - {12})^{4} ( - {12})^{1 + 1 + 2} = ( - {12})^{4}](https://tex.z-dn.net/?f=%28+-++%7B12%7D%29%5E%7B1+%2B+1+%2B+2%7D++%3D+%28+-++%7B12%7D%29%5E%7B4%7D+)
E)
![{9}^{3 - 1} = {9}^{2} {9}^{3 - 1} = {9}^{2}](https://tex.z-dn.net/?f=+%7B9%7D%5E%7B3+-+1%7D++%3D++%7B9%7D%5E%7B2%7D+)
F)-21
![( - {21})^{4 - 3} = - 21 ( - {21})^{4 - 3} = - 21](https://tex.z-dn.net/?f=%28+-++%7B21%7D%29%5E%7B4+-+3%7D++%3D++-+21)
B)
C)
E)
F)-21
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