Question

Calcule, aplicando as propriedades de potência de mesma base
a) 3^9 .3
b) 4^6 :4^4
c) ((-2 ) ^3)^2
d)5^6 : 5^4.5^5

Answer 1

a)
$3^9.3=3^{9+1}=3^{10}$

b)
$4^6\div4^4=4^{6-4}=4^2$

c)
$[(-2)^3]^2=(-2)^{3.2}=(-2)^6$

d)
$5^6\div5^4\times5^5=5^{6-4+5}=5^7$