derivation of trigonometry cal identity es
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Trigonometry identities :-
☆ sin^2@ + cos^2@ = 1
☆ sec^2@ - tan^2@ = 1
☆ cosec^2@ - sec^2@ = 1
check out the pic for derivation part
Trigonometry identities :-
☆ sin^2@ + cos^2@ = 1
☆ sec^2@ - tan^2@ = 1
☆ cosec^2@ - sec^2@ = 1
check out the pic for derivation part
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