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Fernandaq12
@Fernandaq12
December 2019
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Resolva e Explique:
-4^2+(3-5)×(-2)^3+3^2-(-2)^4
a) 7
b) 8
c) 15
d) -7
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albertrieben
Boa tarde Fernanda
-4^2 + (3-5)*(-2)^3 + 3^2 - (-2)^4
vamos por partes
-4^2 = -16
3 - 5 = -2
(-2)^3 = -8
-2*-8 = 16
3^2 = 9
(-2)^4 = 16
-16 + 16 + 9 - 16 = 9 - 16 = -7 (D)
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-4^2 + (3-5)*(-2)^3 + 3^2 - (-2)^4
vamos por partes
-4^2 = -16
3 - 5 = -2
(-2)^3 = -8
-2*-8 = 16
3^2 = 9
(-2)^4 = 16
-16 + 16 + 9 - 16 = 9 - 16 = -7 (D)