TRIGNO FORMULAS WORTH IT?

BHAI MUJHE ABHI KAAFI KUCH KRNA H AND ITF SMJH AAGYA BUT YE TRIGNO KE FORMULAS YAAD KRKE JO KRNA VO KAAFI TIME LGEGA SO SHOULD I JUST SKIP IT? DOMAIN RAINGE VAAL STUFF SMJH AAYA BS YE SOLVJG VALA NAHI ATA