Question

if tan A + cot A = 5;
find value of sin² A + cosec² A​

Answer 1

Answer:

sin A / cos A + cos A / sin A = 5

sin ² A + cos ² A = 5

sin A cos A

1 / sin A cos A = 5

cosec A = 5 cos A

Step-by-step explanation:

sin ² A + 25 cos ² A

1 + 24 cos² A