CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon


Question

The maximum value of (cos α1) (cot α2) …….. (cot αn) = 1 is



Solution

The correct option is A


From the given relations we have

ni=1(cos αi)=ni=1(sin α1)ni=1(cos αi)=ni=1(cos αi sin α1)=ni=1(sin 2αi2)

Since 0α112" and max. value of sin 2α, is 1 for all i. ni=1(cos αi)=12n2

flag
 Suggest corrections
thumbs-up
 
0 Upvotes


Similar questions
View More


People also searched for
View More



footer-image