Question

cot A = 6 find the value of three sin A - cos A / 5 cos A + 9 sin A

Answer 1

Answer:

6tanA−5=0

tanA=  

6

5

​  

 

Now, +  

5cosA+9sinA

3sinA−cosA

​  

 

Multiply and Divide by cosA

=  

5+9tanA

3tanA−1

​  

 

=  

5+9(  

6

5

​  

)

3(  

6

5

​  

),−1

​  

 

=  

5+  

2

15

​  

 

2

5

​  

,−1

​  

 

=  

10+15

5−2

​  

 

=  

25

3

​  

Step-by-step explanation: