Question

cosec square (90-theta)- tan square theta

Answer 1

cosec sq. (90-theta) -tan sq theta
sec sq theta - tan sq. theta
=1

Answer 2

Answer:

1

Step-by-step explanation:

As we know that

cosec(90-α) = secα

⇒cosec²(90-α) = sec²α

∴sec²α-tan²α                   (by Trigonometric identities)

Ans is 1.