Question

Find the value of the following.
$cosec ^{4} a \: - 2 \: cosec^{2} a \: + 1$
Options:-
a) tan^4 A.
b) sec^4 A.
c) cosec^4 A.
d) cot^4 A.

Please include explanation with your answer.​

Answer 1

Answer:

d)cot⁴A.........................

Answer 2

Answer:

d) cot^4 A. is answer dear friend