Question

evaluate the simplified value of (1+cot square tita) (1-cos tita) (1+coa tita)​

Answer 1

Answer: 1

Just use the formulas : sin^2x+cos^2x = 1 and 1+cot^2x = cosec^2x

(1-cosx)(1+cosx) = 1-cos^2x = sin^2x and 1+cot^2x = cosec^2 x

sin^2x * cosec^2x = 1