Multiply. Simplify your answer.

Question

1. (n + 3/n- 5) x (n^2 - 5n)

A: n^2 + 3n

2. (6xy^2/2x^2y^6) x (6x^4y^4/9x^3)

A: 2

3. (3h^3 - 6h/10g^2) x (4g/g^2 - 2g)

(This is the correct expression. There is no typo.)

A: ?

4. (m^2 + m - 2/m^2 - 2m - 8) x (m^2 -8 + 16/3m -3)

(This the correct equation. There is no typo.)

A: (m-4)/3