Question

tan^2 60+4cos^2 45+3cosec^2 60+2cos^2 90/2cosec30+3sec60-7/3cot^2 30

Answer 1

Root3^2 + 4*1^2 + 3*(2/root3)^2 + 2*0^2/2*1/2 + 3*2 - 7/3*root3^2
3 + 4 + 4 + 0 + 6 - 7 = 17-7 = 10