Select ALL of the expressions that are 27 equivalent (equal) to: 27/-3 (Select all that apply.)

1.9
2. -27/3
3. -27/-3
4. -3×(27)
5.-9​

2. ✔

5. ✔

for ex: the reciprocal of 3/4 is 4/3. it is the opposite.

reciprocal definition:

a mathematical expression or function so related to another that their product is one; the quantity obtained by dividing the number one by a given quantity.