Mathematics, 28.04.2021 16:40 jetblackcap

1) Reduza à uma só potencia a) 5⁶ . 5²
b) X⁵ . X³ . X
c) X⁷ . X⁸
d) a . a² . a
e) m⁷ . m⁰ . m⁵
f) 2⁴ . 2 . 2⁹
g) (-2/5)⁴
h) (-4)²
i) -2²
j) (2²)³

2) Dadas as expressões A= -a² -2a + 5 e B = b² +2b +5 assinale a opção correspondente
a) Se a= -2 e b= -2, então A=B
b) Se a=2 e b=2, então A=B
c) Se a=2 e b= -2, então A=B
d) Se a= -2 e b=2, então A=B

Answers: 3

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1) Reduza à uma só potencia a) 5⁶ . 5²
b) X⁵ . X³ . X
c) X⁷ . X⁸
d) a . a² . a...