1. (02.06 MC) Calculate f'(~) for f(x) =- cot x (1 point) sin x O V3 O -10V3 9 O -8 O 3 V3 2 2. (02.06 MC) Select the correct derivation of -f(x)cotx. (1 point) d(x) Of' (x)tanx - f(x)csc2x O -f' (x) csc2x Of' (x) cotx + f(x)csc2x Of' ( x ) cotx - f (x)csc 2x 3. (02.06 MC) Find an equivalent expression for lim Sinx- sing . (1 point) X - IT O cos(x - n) O Cosn O sinx - sinn sin(x - n)4. (02.06 HC) What is f '(x) for f(x) = secxcsex? (1 point) sin2 x - cos2 x sin2 xcos2 x O sin x cos x - 1 sin xcos x - sin2 x +cos2 x sin xcos x O sin x + Cos x sin x cos x 5. (02.06 MC) Find f ' for f(x) = sin x (1 point) COS X O COS X sin x O tanx O 1 sec x O COs* X