Question

If cotA = 2, cot B = 3 and tan(A + B) = tan+tan
1−
, find A + B.
plz answer urgent

Answer 1

Answer:

Step-by-step explanation:

cotA=2

cotB=3

⇒A=tan  

−1

 

2

1

​

 

⇒B=tan  

−1

 

3

1

​

 

⇒A+B=tan  

−1

 

2

1

​

+tan  

−1

 

3

1

​

 

=tan  

⎝

⎜

⎜

⎜

⎛

​

 

1−  

2

1

​

 

3

1

​

 

2

1

​

−  

3

1

​

 

​

 

⎠

⎟

⎟

⎟

⎞

​

 

=tan  

−1

 

⎝

⎜

⎜

⎜

⎛

​

 

6

5

​

 

6

5

​

 

​

 

⎠

⎟

⎟

⎟

⎞

​

 

=tan  

−1

1

A+B=  

4

π

​

Answer 2

Answer:

Oh trigonometry

Step-by-step explanation:

Very nice good kid keep it up