What are the most important things you learn in Algebra 2?

Question

Im a freshman and im taking precalculus this upcoming school year and so im wondering, what are the most important things you learn in algebra 2 that will be really important in pre calculus

Oh ya and im going from geometry to pre calculus (skipping Algebra 2 class) so thats why im asking

Answer 1

Manpipulating equations.

Answer 2

In my opinion, Algebra 2 and Pre-Calculus are essentially the same thing just more in depth. If you are taking pre-calc, then I would suggest you understand:

Trigonometry

Radicals, powers, imaginary numbers

General Algebra and their manipulation.

Answer 3

Factoring.