Can anyone explain the concept of trigonometric functions? Plz help me guys!!! soon...........
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Answers
the trigonometric functions (also called circular functions, angle functions or goniometric functions) are functions of an angle. They relate the angles of a triangle to the lengths of its sides. Trigonometric functions are important in the study of triangles and modeling periodic phenomena, among many other applications
hey dude here is your answer
Trigonometry basics
There are 6 thetas:-
sin¤1/coes¤ , tan ¤, cose¤ , sec¤ ,cot¤
sin¤1/sec¤
tan¤=1/cot¤
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Now you should know about the trigonometric identities
sin²¤+cos²¤=1
1+tan²¤=1
1+cot²¤=cosec²¤
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Formulas :-
Sin(A+B)=SinA cisB+cosA sin B
Sin(A+ B) =SinA CosB -CosA SinB
Cos(A+ B) =CosA CosB -SinA SinB
Cos(A- B) =CosA CosB -SinA SinB
It is a basic you can solve sum by applying these formulas
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Other Formulas
SinA+SinB = 2Sin(A+B)/2+into cos(A-B) /2
SinA-SinB = 2Cos (A+B)/2+into cos(A-B) /2
CosA-CosB = 2Cos (A+B)/2+into cos(A-B) /2
CosA-CosB = 2Sin (A+B)/2+into cos(A-B) /2
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Hope this will help you