Question

Use an Addition or Subtraction Formula to find the exact value of the expression tan(−17π/12)

Answer 1

is there any pics of it or the site of it

Answer 2

its my homework for precalc and its written exactly the same.

Answer 3

oh ok i will try to help

Answer 4

i know a website that might help for like math you want to see it

Answer 5

http://www.wolframalpha.com/ this right here is the website and YW

Answer 6

just type the question and it will give the answer not always if it does not work try different ways

Answer 7

YEAH I got the answer thank you

Answer 8

no prob