sec 2 x tan 2 x, sec 2x 1-tan 2x, sec 2 x 1 + tan 2 x, if 2 tan 2 x - sec x 1, prove sec 2 x tan 2 x 1, prove 1 + tan 2 x sec 2 x, tan 2 x sec 2 x 1, tan 2 x sec 2 x - 1
sec 2 x 1 tan 2 x. There are any references about sec 2 x 1 tan 2 x in here. you can look below.
sec 2 x tan 2 x
sec 2x 1-tan 2x
sec 2 x 1 + tan 2 x
if 2 tan 2 x - sec x 1
prove sec 2 x tan 2 x 1
prove 1 + tan 2 x sec 2 x
tan 2 x sec 2 x 1
tan 2 x sec 2 x - 1
sec 2 x tan 2 x, sec 2x 1-tan 2x, sec 2 x 1 + tan 2 x, if 2 tan 2 x - sec x 1, prove sec 2 x tan 2 x 1, prove 1 + tan 2 x sec 2 x, tan 2 x sec 2 x 1, tan 2 x sec 2 x - 1
