How do you evaluate the expression #csc(pi/6)#?
1 Answer
Aug 18, 2016
2
Explanation:
Using the
#color(blue)"trig identity"#
#color(orange)"Reminder " color(red)(|bar(ul(color(white)(a/a)color(black)(csctheta=1/sintheta)color(white)(a/a)|)))sintheta≠0#
#rArrcsc(pi/6)=1/sin(pi/6)=(1)/(1/2)=2#
