Question

Can someone show how to solve this?

Answer 1

I am getting 1 because the negative exponents cancel eachother out but that is wrong ...

Answer 2

\(\dfrac{12^{-1}}{(-4)^{-1}} = \dfrac{(-4)^{+1}}{12^{+1}} = \dfrac{-4}{12}\)

Answer 3

I did it another way ill show...

Answer 4

why wont I get the same answer by subtracting the rots?

Answer 5

you can also do this using fractions