Question

Find an exact value.
tan(7pi/12)

Answer 1

idk

Answer 2

-3.73205080757

Answer 3

another formula for
tan(x/2) = (1 - cosx)/ sinx

then

tan(7π/12) = (1 - cos(7π/6))/ sin(7π/6) = (1 + √3/2) / (-1/2)

Answer 4

simplified -2 + √3

Answer 5

*?

Answer 6

@woahitskar

Answer 7

Yes, your answer would be correct.

Answer 8

@lornbeach

Answer 9

thank you

Answer 10

that isn't an answer choice though i have 2 +√3 and -2-√3 lol

Answer 11

-2 + √3 would be the answer.

Answer 12

It's not a choice

Answer 13

It's 2 +√3. when you have -2 -√3, it becomes 2 +√3.

Answer 14

Okat thats what i thought

Answer 15

:)