(sec x-1)/(sec x +1). =
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Answered by
0
Answer:
❌ no idea
Step-by-step explanation:
no idea snnsgghshshsvbsbsbdjjsjdhxhxjdiisgrxhxjjsjjwjd
Answered by
0
Answer:
(sec x-1)(sec x+1)
=(sec x)^2-(1)^2
=sec^2x-1
=tan^2 x
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