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QUESTION
whats Show that 1 + tan 2 (x) = sec 2 (x) in detail please
whats
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in detail please
sin2(x) + cos2(x) = 1dividing both sides by cos2(x) we get(sin2(x) + cos2(x))/cos2(x) = 1/cos2(x)which equalssin2(x)/cos2(x) + cos2(x)/cos2(x) = (1/cos(x))2which can be re-written as...