Explaination :
Additional Information :
- sin² θ + cos² θ = 1
- sin² θ = 1 - cos²θ
- sec²θ = 1 + tan²θ
- cot²θ = cosec²θ - 1
★ Reciprocal identities :-
- [tex] \red{\boxed{\sf{sin θ = \dfrac{1}{cosecθ}}}}[/tex]
- [tex]\red{\boxed{\sf{cosec θ = \dfrac{1}{ sin θ}}}}[/tex]
- [tex]\red{\boxed{\sf{cos θ = \dfrac{1}{ sec θ}}}}[/tex]
- [tex]\red{\boxed{\sf{sec θ = \dfrac{1}{cos θ}}}}[/tex]
- [tex]\red{\boxed{\sf{tan θ = \dfrac{1}{ cot θ}}}}[/tex]
- [tex]\red{\boxed{\sf{cot θ = \dfrac{1}{tan θ}}}}[/tex]
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