Question

Please Answer
Fast. For 10th Class

Answer 1

your answer.

please mark it as the brainliest if satisfied

Answer 2

1+cot²B
=1+cos²B/sin²B
= (sin²B+cos²B)/sin²B=
=1/sin²B
= cosec²B
cosec²B= 1+25/16
= 41/16
cosecB =±√41/4