sec theta = x + 1/x , prove that sec theta * tan theta = 2x
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Simple bro, just take the value of cos by investing the sec and then put it in the identities u will get the value of sine now divide it with cos I get tan multiply it with sec you get your answer
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sec^2 T - tan^2 = 1 formula without page and pen its hard to do in apps apply this formula GOOD LUCK
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