Find the Exact Value of the Real Number Y $\mathrm { y } = \arctan ( 1 )$

question 409

Multiple Choice

Find the exact value of the real number y.
- $\mathrm { y } = \arctan ( 1 )$

• A) \(\frac { 2 \pi } { 3 }\)
• B) \(\frac { \pi } { 3 }\)
• C) \(\frac { 3 \pi } { 4 }\)
• D) \(\frac { \pi } { 4 }\)