r/Precalculus

My precalculus class is starting on Monday (summer quarter). I just finished (spring quarter) intermediate algebra (math97) with a 97%, but it's been 11 years since I took geometry and have never taken trigonometry. What can I do to prepare?

Can i start Calculus in 1 year i am currently on factoring polynomials and i study 4 hours a day and 16 hours in total on the weekend recommend me books plzz