Given that tan (A+B)= tanA + tanB/ 1-tanA.tanB , find the value of tan 75 degree and tan 90 degree by taking suitable values of A and B.

Given that tan (A+B)= tanA + tanB/ 1-tanA.tanB , find the value of tan 75 degree and tan 90 degree by taking suitable values of A and B.

Sum and Difference Formulas and Identities in Trigonometry

Solved] If tan 15° = 2 - √3 then find the value of tan 15

Solutions to Practice Problems (Trig without Tears)

Relating Trigonometric Functions - Trigonometry

SOLVED: SinA=-4/5, pi< a< 3pi/2, cosB=12/13, 3pi/2

Trigonometric Functions of Sum and Difference of Two Angles - IIT JEE Sum and Difference of Two Angles

Blog - Math Lessons

Example 1 - Given tan A = 4/3, find other ratios - Chapter 8 Class 10

If tan (A + B) = √3 and tan (A – B) = 1/√3, 0° < A + B ≤ 90°; A > B, then find A and B - GeeksforGeeks

Crux Mathematicorum”

given that tan(a+b)=1 amd tan (a-b)=1/7, find without using tables the value of tan a and tan b - Maths - Trigonometric Functions - 3211493

If A and B are acute angles such that tan A=1/2,tan B=1/3 and tan A + B=tan A+tan B/1 tan A tan B,find A + B

What's the relationship between A,B if tanA=tanB? - Quora