Question

Write -1/3c^2(1.2d^2-6c) as a polynomial

Answer 1

`-\frac25c^2d^2+2c^3`

Explanation:

`-\frac13c^2(1.2d^2-6c)`

`\implies -\frac13c^2 \cdot 1.2d^2+\frac13c^2 \cdot 6c`

`\implies -(1.2)/(3)c^2d^2+\frac63c^2c`

`\implies -\frac25c^2d^2+2c^3`