How do you find the exact value of #sin^-1(sin(pi/5))#?
1 Answer
Oct 6, 2016
Explanation:
The functions
#sin^-1x" and" sinx# are#color(blue)"inverse"# and in general.
#color(red)(bar(ul(|color(white)(a/a)color(black)(f^-1(f(x))=x)color(white)(a/a)|)))#
#rArrsin^-1(sin(pi/5))=pi/5#
