Find the derivative of the following functions

1. ( T PLS) Find tie derivative of the following furfolio a) f(x) = 3x3 +2vx+ In(x2+5) b) f (x) = 3x(x4 - 5x2 + 5) 6 -- 90 3x2 - Backto (10)1 notonulari nevi jeill orll vol marpelb npis s stem of mer eau bus andmun Isoutits prisons evilevnab den notlonut and) not peseloeb bus essaloni to eleviomni ord aniwo merpsib mele s sism of mani sau bus airing noblelini eldleeng onl bris evilevheb briope morenut art not wivsonos to alevisini erif phiwone evitawheb br nobionut er to ngsip evienedengmon's noidle bus soulsv to oldst's exam of rollsmiof lasto oril no ainlog nobbalini ends be amuraixam bos eaim Is 2x + 1 c) y = 1 6x - 5 d)y = 5 (x2 - x- 1)2