Question

Can anyone help me on how this sqrt[7]{-78125} becomes -5?

Answer 1

\[\sqrt[7]{-78125}\]

Answer 2

http://www.wolframalpha.com/input/?i=+%7B-78125%7D%5E%281%2F7%29
does that help?

Answer 3

\[\LARGE{-78125^{1/7}}\]

Answer 4

i already tried that, it doesn't help me understand how the answer was -5

Answer 5

now make -78125 into exponent form @Tributized :)

Answer 6

into exponent form? which one O.O

Answer 7

oh wait lemme figure that out!

Answer 8

k! take ur time

Answer 9

lmao the number's too large for me

Answer 10

ya ! it's too large :/

Answer 11

but now i get it thanks for your help xD

Answer 12

i m also weak to make -78125 into exponential form

Answer 13

now if u have gt it then it's too nice :)