The answer is 9 :) i just did it on paper
Csc a - sin a = cos a cot a
1/sin a - sin a = cos a (cos a / sin a)
(1 - sin^2 a)/sin a = cos^2 a/sin a
cos^2 a/sin a = cos^2 a/sin a
Therefore, the given equation is an identity.
Answer:
nxxjdndndndkdkd
snns
Step-by-step explanation:
dndn ecochin
divination funk bunk
byhhbjdnd
nsnndbddnnjdjjjjkk
djsjdndnsndn