Question

calcule:

a) (-3)³.(+9)²
b)(-5)⁶:(+625)(-5)⁶:(+625)
c)(-8)².(+4)²
d)(-32)²:(+4)³
e)(-256):(-4)³
f)(-3)⁴.(-9)​

Answer 1

Resposta:

a) (-3)³.(+9)²=-6

b)(-5)⁶:(+625)(-5)⁶:(+625)=+670

c)(-8)².(+4)²=-2

d)(-32)²:(+4)³=-8

e)(-256):(-4)³=+221

f)(-3)⁴.(-9)=+3