1.

Prove that [sec⁴ - Sec²] - tan²+ tant⁴​

Answer»

ong>Step-by-step EXPLANATION:

LHS=sec^[email PROTECTED]^[email protected] =sec^[email protected](sec^[email protected]) =((1+TAN^[email protected])(1+tan^[email protected]) =tan^[email protected]+tan^[email protected]=RHS ProvedRead more on Sarthaks.com - https://www.sarthaks.com/287134/prove-that-sec-sec-tan-tan



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