Question

(sin+cosec)*2+(cos+sec)*2=tan*2+cot*2+1​

Answer 1

Answer (Sin+ 1/sin)^2+(cos+1/cos)^2= (tan)^2+(1/tan)^2 +1

1^2 +1^2 =tan^2+1/tan^2+1

1+1=1+1

2=2