### Home > CALC3RD > Chapter Ch1 > Lesson 1.2.1 > Problem 1-26

1-26.

What is the exact value of each of the following trig expressions? Homework Help ✎

sin(

) Recall your unit circle, or the graph of

*f*(*x*) = sin*x*.Which one?

tan(

) Now simplify!

sec(

) Now simplify!

csc(

*π*)Careful! sin

*π*= 0. What does that mean about the reciprocal of sin*x*