I've been having a lot of trouble understanding how to use the sum and difference formulas for tangents. I can never quite simplify the question completely.
I've been having a lot of trouble understanding how to use the sum and difference formulas for tangents. I can never quite simplify the question completely.
Sample:
Find the exact value of tan(19pi/12)
To simplify , multiply numerator and the denominator by the conjugate of the denominator which is .