Question

By what number should (-6)-1 be multiply so that the product become 9-1 .

Answer 1

Answer:

My best answer is, there is no number.

I hope it will help you.

Answer 2

Answer:

let required number be x,  

(-6)^-1 × x = 9^-1

-x/6 = 1/9  

-x = 6/9  

x = -2/3

 

-2/3 is the required number