Question

SQRT(cosec2 450 - cot2 450 ) is equal to

Answer 1

Answer:

1

Step-by-step explanation:

$\sqrt{(cosec^2 45\degree  -cot^2 45\degree  )$

$\sqrt 1$  [ ∵ cosec²Ф - cot²Ф = 1]

= 1