Question

Find the exact value of tan(pi/12) using the sum and difference formulas

Answer 1

Π/12 is half of π/6, which is 30 degree
tan(α/2)=(1-cosα)/sinα)
plug in the values: tan(π/12)=(1-cosπ/6)/sin(π/6)=(1-√3/2)/(1/2)=2-√3

Answer 2

Answer:

A

Step-by-step explanation: