Question

tan^2 A/tans^2 A-1 + cosec^2 A/sec^2 A- cosec^2 A =?
(a) 1 / 1 - 2cos^2 A
(b) 1 / 1 + 2cos^2 A
(c) 1 / 1 +2sin^2 A
(d) 1 / 1 -2sin^2 A
i hope someone can give a satisfactory and detailed explanatiom to this problem :)

Answer 1

Answer:

I cannot understand the meaning of question

Answer 2

Answer:

a option is the answer for this question