SOLUTION: Find the exact value of arctan(tan(5pi/7)) ...I don't get it! Is there a formula to use??
Algebra.Com
Question 810806: Find the exact value of arctan(tan(5pi/7)) ...I don't get it! Is there a formula to use??
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Find the exact value of arctan(tan(5pi/7))
-------------
5pi/7 is the angle
The tangent of it is some number.
Then, arctan is the angle whose tangent is that number.
= 5pi/7
RELATED QUESTIONS
Help with this problem?? I keep getting it wrong.
Find the exact value of the... (answered by lwsshak3)
Use a sum or difference formula to find the exact value of the following.... (answered by lwsshak3)
tan (-5pi/12)
Use an Addition or Subtraction Formula to find the exact value of the... (answered by lwsshak3)
Use appropriate identities to find the exact value of tan 5pi/12
(answered by Gogonati)
use sum or difference formula to find exact value of the following:... (answered by Edwin McCravy)
find the exact value :... (answered by jsmallt9)
Use an Addition or Subtraction Formula to write the expression as a trigonometric... (answered by lwsshak3)
Use an Addition or Subtraction Formula to write the expression as a trigonometric... (answered by Alan3354)
Find the exact value of the expression below whenever it is defined.... (answered by stanbon)