Adding and Subtracting Trigonometric Expressions...2

[nycmathguy]

Section 5.1

 

[MathLover1]

correct

and 2/sin(x)=2(1/sin(x))=2csc(x)

 

[nycmathguy]

correct

and 2/sin(x)=2(1/sin(x))=2csc(x)

There's always a final step that I forget to reach.