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# How to LEARN Trigonometry Formulas :Tricks & Shortcuts ( in Hindi & English )

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25 thoughts on “How to LEARN Trigonometry Formulas :Tricks & Shortcuts ( in Hindi & English )”

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Tq sir

Very easy trick sir

Thanks sir

sir means of trick is clearly trick. so plese define all's are trick.

Sorry to say,Sir.

CosA – CosB = – 2 Sin(A+B)/2.Sin(A-B)/2

Techniques me koi special nahi h sir isme koi trick nahi h

Gajjab sir Jordar mazze a gaye

First of all thanks formulas ke liye and second thing is please please please please please please please relation function ka revision kra dijeye

Sir hindi me btaiye na

Great

Sir

Do you also teach b.sc. maths ??

Tnq so much sir

4 ;16sec vedio timing

Sir It is 2sin (C+D/2)sin(C-D/2) but you wrote D-C/2

Trigonometry is so fascinating thanks sir for indusing interest towards trigonometry

Sr 12th Trigno. Function all formulaes ke liye best trick batao na plz hamari exam aa rahi hai sr plz plz

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There are many many formulas in trignometry of class 11th alone please make video on allll the formulas of trignometry which includes 10+11+12th class formulas in single video.

Sir ek mistake hai…., Cos c – cos d Mai -2 aana hai sir…

I have easy trick THAN this … C D S(trick) c for cos d for double and s for opposite sign

Thank you so much

mujhse dost karo please koi whatsapp group hai kya chatting ke liye ?

Cos(A-B) =cos(B-A)

Keep it up Sir👍👍

No technique….