Question

prove that [sec⁴ - Sec²] - tan²+ tant⁴
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Answer 1

Step-by-step explanation:

LHS=sec^4@-sec^2@ =sec^2@(sec^2@-1) =((1+tan^2@)(1+tan^2@-1) =tan^2@+tan^4@=RHS ProvedRead more on Sarthaks.com - https://www.sarthaks.com/287134/prove-that-sec-sec-tan-tan