[1]-[7] Find the derivatives y' = f(x) of the given functions. Simplify result if possible. [1] f(x) = (x2 - 1)4(2x2 + 5); factor result. [2] y = 3x 1/3 -1 x 25 + 2 [3] f(x) = 2xeSX - In' x [4] x3 + 2x y# = 4y + 5; use implicit differentiation. [5] f(x) = sin 5 (/x4) [6] y = ex (x' + 7) ; use logarithmic differentiation. x2 . V6x - 1 [7] y = ( arc tan Vx ) 3x