Question

Explain, in complete sentences, how you would factor 27x4 – 90x2 + 75.

Provide the factors.

Answer 1

3 (3 x^2-5)^2

Answer 2

Factor out 3.
3(9x^4 - 30x^2 + 25)
This is a trinominal easily factored to (3 x^2-5)^2

So, we have 3((3 x^2-5)^2))