Question

Pfv!!! Respondam essas 2 perguntas pra mim!!!!!!
pfv respondam separadamente​

Answer 1

$1)\\a) 5^7.5^2=5^{7+2}=5^9\\b)6^2.6^3=6^5\\c)(-3)^5.(-3)^2=+3^7\\d)(-4)^2.(-4)^1=+4^3\\e)7^1.7^4=7^5\\f)(-8)^1.(-8)^1.)-8)^1= -8^3\\g)(-5)^3(-5)^1(-5)^2= -5^6$

2)

$a)(-3)^7/(-3)^2=-3^{7-2}=+1^5\\b)4^10/4^3=1^7\\c)(-5)^6/(-5)^2= +1^4\\d)3^9/3^1=1^8\\e)(-2)^8/(-2)^5=+1^3$