What does sin (20 1+ cos(20) simplify to? cot (0 ) tan 0 sin 0 + cos e O cos 0 + sec 0 4.5 points Find the general solutions for tan- x = tan x. + na and x = 0 + nn x=- +na and x = 0 + nT O c = 4 + 2nn and x = 0 + 2nn x = "+ 2nn and x = 0 + 2nn