Answer:
(tan(x)-2)(tan(x)-1)=0
Step-by-step explanation:
This is the same as a polynomial, you can factor the same way. To make it simpler you can substitute tan(x) for any random variable like u.
u^2 - 3u + 2 = 0 (factor)
(u-2)(u-1)=0 (substitute u back for tan(x))
(tan(x)-2)(tan(x)-1)=0
