Question

How do you factor `6x^4-18x^3+15x^2`?

Answer 1

`3x^2(2x^2 -6x+5)`

Explanation:

Always look for a common factor first:

`6x^4 -18x^3 +15x" "larr` there is a common factor of `3x^2`

= `3x^2(2x^2 -6x+5)`

The quadratic trinomial does not factor further.