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OpenStudy (onepieceftw):
I have 5 questions regarding proving trig identities.
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OpenStudy (onepieceftw):
OpenStudy (dayakar):
sec^2 x = 1+ tan^2x--------(1) 1) cotx (sec^2)^2 = cotx (1+tan^2)^2 [from (1)]
OpenStudy (dayakar):
do u understand it
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