how to prove (sec A+tanA -1)(secA -tanA +1 )-2tanA=0
hipsterizedoll410:
Hi I know how to prove can you plz wait because I've written the whole answer on my own and Brainly is saying that my answer contains a link.................................I know how to prove!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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yes, wait for some time 1356
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This may help you...
Thanks a lot!
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