Question

what is the value of cot square tita minus 1 upon sin square tita
​

Answer 1

cot²∅ - 1/sin²∅

=> cos²∅/sin²∅ - 1/sin²∅

=> (cos²∅ - 1)/ sin²∅ {taking LCM}

=> Using Identity sin²∅ + cos²∅ = 1

=> sin²∅/ sin²∅

=> 1