Question

By what number should (-3)^-1 be multiplied so that the quotient is 6^-1?

Answer 1

Let’s suppose the number is x

(-3)^-1 × (x) = (6)^-1

On cross multiplying: 

(-x) × 6 = 1 × 3 

-6x = 3 

6x = -3

\(\therefore x=\frac{-3}{6}=\frac{-1}{2}\)