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Tan3A = (3 TanA - Tan^3 A) / (1 - 3 Tan^2 A) | PROOF OF TAN 3A | TRIGONOMETRY
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NCERT CLASS 11 MATHS solutions
NCERT CLASS 12 MATHS solutions
BR MATHS CLASS has its own app now.
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CLASS 11
SETS :
RELATIONS AND FUNCTIONS :
TRIGONOMETRY :
PRINCIPAL OF MATHEMATICAL INDUCTION :
COMPLEX NUMBERS
LINEAR INEQUALITIES
PERMUTATIONS AND COMBINATIONS :
BINOMIAL THEOREM
SEQUENCE AND SERIES
STRAIGHT LINES
CONIC SECTION
3D GEOMETRY
LIMITS AND DERIVATIVES
MATHEMATICAL REASONING
STATISTICS
PROBABILITY
CLASS 12
RELATIONS AND FUNCTIONS
INVERSE TRIGONOMETRIC FUNCTIONS
MATRICES
DETERMINANTS
CONTINUITY AND DIFFERENTIABILITY
APPLICATIONS OF DERIVATIVES
INTEGRATION
APPLICATIONS OF INTEGRATION
DIFFERENTIAL EQUATIONS
VECTOR ALGEBRA
THREE DIMENSIONAL GEOMETRY
LINEAR PROGRAMMING
PROBABILITY
NCERT CLASS 12 MATHS solutions
BR MATHS CLASS has its own app now.
SUBSCRIBE TO MY CHANNEL TO GET MORE UPDATES
CLASS 11
SETS :
RELATIONS AND FUNCTIONS :
TRIGONOMETRY :
PRINCIPAL OF MATHEMATICAL INDUCTION :
COMPLEX NUMBERS
LINEAR INEQUALITIES
PERMUTATIONS AND COMBINATIONS :
BINOMIAL THEOREM
SEQUENCE AND SERIES
STRAIGHT LINES
CONIC SECTION
3D GEOMETRY
LIMITS AND DERIVATIVES
MATHEMATICAL REASONING
STATISTICS
PROBABILITY
CLASS 12
RELATIONS AND FUNCTIONS
INVERSE TRIGONOMETRIC FUNCTIONS
MATRICES
DETERMINANTS
CONTINUITY AND DIFFERENTIABILITY
APPLICATIONS OF DERIVATIVES
INTEGRATION
APPLICATIONS OF INTEGRATION
DIFFERENTIAL EQUATIONS
VECTOR ALGEBRA
THREE DIMENSIONAL GEOMETRY
LINEAR PROGRAMMING
PROBABILITY
0:04:06
Tan3A = (3 TanA - Tan^3 A) / (1 - 3 Tan^2 A) | PROOF OF TAN 3A | TRIGONOMETRY
0:16:01
Tan3A = (3 TanA - Tan^3 A) / (1 - 3 Tan^2 A)
0:01:48
Proof of Tan3A = (3TanA-Tan^3A)/(1-3Tan^A) | Trigonometry Triple Angle Formula |
0:02:31
`( tan3A + tanA)/(tan3A -tan A)=..`
0:07:25
Prove that: tanA + tan(Pi/3 + A) - tan(Pi/3 - A) =3tan3A
0:05:12
Solve: TanA+Tan2A=Tan3A
0:02:15
Proof of tan3A
0:08:12
tan 3A - tan 2A - A = tan 3A tan 2A tan A .
0:05:33
TanA+Tan(60+A)+Tan(120+A)=3Tan3A
0:01:23
`tan3A-tan2A-tanA=` `a. tan3A tan2A tanA, b.-tan3A tan2A tanA, c.tanAtan2A-tanAtan3A-tan2Atan3
0:01:53
If : `(tan 3 A+tan A)/(tan 3A - tanA)=(sin(mA)/(sin(nA)))` then `(m,n)=` (a) (2,3) (b)(3,4) (c)(4,2)
0:02:01
Prove that, \( \tan 3 A \tan 2 A \tan A=\tan 3 A-\tan 2 A-\tan A \)
0:03:28
Prove that tan A * tan(60+A) * tan (60-A) = tan 3A
0:03:56
Trigonometry : - ( Triple angle formula of Tan3A ) -- 37
0:06:24
Solve: tanA+tan2A+tan3A=0
0:02:43
tan 3A – tan 2A – tan A is equal to (a) tan 3A tan 2A tan A(b) – tan 3A tan 2A tan A(c)
0:06:56
Prove that : tanA + tan(60 + A) + tan(120 + A) = 3 tan3A
0:02:23
Prove that tan 3A-tan2A-tanA=tan3A.tan2A.tanA
0:03:34
How to solve 1/(tan3A+tanA) - 1/(cot3A+cotA) = cot4A trigonometry example PART-10
0:03:18
If `tan3A=(3 tan A+k tan^(3)A)/(1-3 tan^(2)A)`, then k is equal to
0:04:25
if tan3A/tanA = a then value of sin3A/sinA =
0:01:26
tan 3 A-tan 2 A-tanA= (1) tan 3 Atan 2 AtanA (2) -tan 3 Atan 2 AtanA (3) tan A tan 2 A-tan......
0:07:25
Show that : 1/(tan 3A-tanA) - 1/(cot 3A - cot A) = cot 2A
0:04:18
Prove that: 1/(Tan3A + TanA) - 1/(Cot3A + CotA) = Cot4A
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