Question

2x to the fourth power + 5x squared + 3, factored

Answer 1

(x squared+1)(2x squared+3)

Answer 2

We want to factor:

`2x^4+5x^2+3`

This may seem tricky because of the high powers, but remember that
`x^4=(x^2)^2`. Then we can factor it as:

`2x^4+5x^2+3=(2x^2+3)(x^2+1)`