Show how to get the solution. The problems are already solved. Please show your work step by step. Wright neatly. Pic is below.

0/2 points SCalcETS 3.3.028. [3802430] If f(x) = 2ex cos(x), find f '(x) and f "(x). f ' ( x ) = 2 (cos (x) - sin (x)) " (x) = -4c sin (x) Need Help? Read It Talk to a Tutor 0/1 points SCalcETS 3.4.023. [3802519] Find the derivative of the function. y = etan(@) y' = ctan() sec? (0) Need Help? Read It Talk to a Tutor 0/1 points SCalcET8 3.4.028. [3803 171 ] Find the derivative of the function. f(z) = ez/(z - 2) 2ez/(z-2) f' (z ) = (= -2)2 Need Help? Read It Talk to a Tutor 0/1 points SCalcETS 3.4.031. [3802226] Find the derivative of the function. F(t) = estsin(20) F'(t) = 3t sin(2t) (6t cos (2t) + 3 sin (2t) ) Need Help? Read It Watch It Talk to a Tutor 0/1 points SCalcETB 3.4.035. [3802329] Find the derivative of the function. y = cos 1 - ex 1 + esx y'= x sin 1-el 18er (1 + elz) Need Help? Read it Watch It Talk to a Tutor 6. 0/2 points SCalcETS 3.4.055. [3945613] (a) Find an equation of the tangent line to the curve y = 14/(1 + e-x) at the point (0, 7). 1x + 7 (b) Illustrate part (a) by graphing the curve and the tangent line on the same screen. y 14 12 10 -2 (0,7) 1, -7 -10 -12 O -14 -3 -2 -1 -2 - 6 (0, 7) -10 -12 -14 0-3 -2 -1 Need Help? Read it Watch it Talk to a Tutor