Question

find the value of tan 165 degree​

Answer 1

Answer:

Use trig identity: tan2t=2tant1−tan2t. t2−2√3t−1=0 . Solve this quadratic equation by the formula. Since t = 165 deg, then tan 165 < 0, and the answer (sqrt3 - 2) is accepted.

Step-by-step explanation:

‼️Hope this is the answers‼️

plz mark as brainiest

Answer 2

Answer:

Step-by-step explanation:

tanChange the  

±

to  

−

because tangent is negative in the second quadrant.

−

√

1

−

cos

(

330

)

1

+

cos

(

330

)

Simplify  

−

√

1

−

cos

(

330

)

1

+

cos

(

330

)

.

Tap for more steps...

−

√

7

−

4

√

3

The result can be shown in multiple forms.

Exact Form:

−

√

7

−

4

√

3

Decimal Form:

−

0.26794919

…