Question

please do this sum and send me fast

Answer 1

(tan ∅ + cot ∅)^2 =tan^2∅+cot^2∅+2tan∅. cot∅ =tan^2∅+cot^2∅+2tan∅ . 1/tan∅ =tan^2∅+cot^2∅ =tan^2∅+1+cot^2∅+1 =sec^2∅+cosec^2∅ Hence proved. Pls mark it as brainliest!!! Hope it helps...