laurynxsimoes
laurynxsimoes
24-05-2017
Mathematics
contestada
Simplify. (-2)^-3
?????
Respuesta :
apologiabiology
apologiabiology
24-05-2017
remember
[tex](ab)^c=(a^c)(b^c)[/tex] and
[tex]x^{-m}= \frac{1}{x^m} [/tex]
so
[tex](-2)^{-3}= \frac{1}{(-2)^3}= \frac{1}{(-1)^3(2)^3}=\frac{1}{(-1)(8)}=\frac{1}{-8}=\frac{-1}{8}[/tex]
Answer Link
VER TODAS LAS RESPUESTAS ( 52+ )
Otras preguntas
identify a two-digit dividend that will result in a quotient with a remainder of 1 when the divisor is 4.
A person who holds a hunter's license and a gun to shoot birds is exercising his rights under which amendment? a.first b.second c.third d.sixth
So I am doing geometry in my math class, and I can't figure how how to do some of the problems.We have angles and you have to find the degree of each one. I hav
what two main political groups existed in the colonies in the 1700s? and how each group got its name
What adds to get 15 and multiplies to get negative 20
A student spins a spinner and rolls a number cube Is it dependant or independant and why?
What country has three a's in its name only three
solve a(b-c)=a/b for c
Hey 1200 seat theater sells two types of tickets for a concert. premium seats sell for $30 each and regular seats so for $20 each at one event $30,180 was colle
PLEASE HELP I GIVE THANKS
