Question

How do you multiply `-3k \cdot 4k ^ { 2}`?

Answer 1

`-12k^3`

Explanation:

First, rewrite by grouping like terms and then multiplying and using the rules for exponents:

`-3k*4k^2 => (-3*4)*(k*k^2) => -12*(k^1*k^2) =>`

`-12*k^(1 + 2) = -12k^3`