[(-3).(6)]7= me ajudem por favor
Soluções para a tarefa
Resposta:
begin{gathered}\sf ITEM \ (A): \ \ \ \ \ \ \ \ \ \ \left[(+5) \ . \ (-2)\right] ^{2} \ \ \ = \ \ \ (-10)^{5} \\\\\\\\ ITEM \ (B): \ \ \ \ \ \ \ \ \ \ \left[(-3) \ . \ (-6)\right] ^{7} \ \ \ = \ \ \ 18^{7} \\\\\\\\ ITEM \ (C): \ \ \ \ \ \ \ \ \ \ \left[(-2)^{3} \ . \ (+3)^{4}\right]^{2} \ \ \ = \ \ \ \left[(-8) + 81\right]^{2} \ \ \ = \ \ \ 73^{2} \\\\\\\\ ITEM \ (D): \ \ \ \ \ \ \ \ \ \ \left[(+4) \ . \ (-5)^{3}\rith] ^{3} \ \ \ = \ \ \ (+4) \ . \ (-5)^{6}\end{gathered}
\sf ITEM \ (E): \ \ \ \ \ \ \ \ \ \ \left[(-2a)^{3}\right]^{2} \ \ \ = \ \ \ (-2a)^{6}ITEM (E): [(−2a)
3
]
2
= (−2a)
6
TERCEIRA QUESTÃO:
\begin{gathered}\sf ITEM \ (A): \ \ \ \ \ (-3)^{4} \ = \ 81 \\\\ ITEM \ (B): \ \ \ \ \ (-3)^{3} \ = \ -27 \\\\ ITEM \ (C): \ \ \ \ \ (+3)^{2} \ = \ 9 \\\\ ITEM \ (D): \ \ \ \ \ (-8)^{4} \ : \ (-8)^{2} \ \ \ = \ \ \ (-8)^{2} \ \ \ = \ \ \ 64 \\\\ ITEM \ (E): \ \ \ \ \ (+2)^{6} \ : \ (+2)^{3} \ \ \ = \ \ \ \ \ 2^{3} \ \ \ \ \ \ = \ \ \ 8 \\\\ ITEM \ (F): \ \ \ \ \ \ \ \ \ \ \left[(-2)^{2}\right] ^{2} \ \ \ \ \ \ = \ \ \ \ (-2)^{4} \ \ \ = \ \ 16\end{gathered}
ITEM (A): (−3)
4
= 81
ITEM (B): (−3)
3
= −27
ITEM (C): (+3)
2
= 9
ITEM (D): (−8)
4
: (−8)
2
= (−8)
2
= 64
ITEM (E): (+2)
6
: (+2)
3
= 2
3
= 8
ITEM (F): [(−2)
2
]
2
= (−2)
4
= 16
\begin{gathered}\sf ITEM \ (G): \ \ \ \ \ \ \ \ \ \left[(2^{2}) \ . \ 3\right] \ \ \ \ \ \ = \ \ 4 \ . \ 3 \ \ \ \ \ \ = \ \ \ 12 \\\\ ITEM \ (F): \ \ \ \ \ \ \ \ \ (-15)^{2} \ \ = \ \ 225 \\\\ ITEM \ (i): \ \ \ \ \ \ \ \ \ \ (+16)^{2} \ \ = \ \ 256 \\\\ ITEM \ (J): \ \ \ \ \ \ \ \ \ (-13)^{2} \ \ = \ \ 169 \\\\ ITEM \ (K): \ \ \ \ \ \ \ \ \ (-2)^{4} \ \ \ = \ \ 16 \\\\ ITEM \ (L): \ \ \ \ \ \ \ \ \ (3a^{2})^{3} \ \ \ = \ \ 3a^{6}\end{gathered}
ITEM (G): [(2
2
) . 3] = 4 . 3 = 12
ITEM (F): (−15)
2
= 225
ITEM (i): (+16)
2
= 256
ITEM (J): (−13)
2
= 169
ITEM (K): (−2)
4
= 16
ITEM (L): (3a
2
)
3
= 3a
6
\sf ITEM \ (M): \ \ \ \ \ \ \ \ (2a7b)^{3} \ \ = \ \ ????ITEM (M): (2a7b)
3
= ???? ⇒ desculpe, não entendi.
Espero ter ajudado, bons estudos!! :