Math, asked by Anonymous, 1 year ago

.guys please solve the question

Attachments:

Answers

Answered by lakshman12
3
given A=3 B=4 A.B=-5
angle between A and B is
cos(theeta)= a.b/ A B
cos(theeta)= (-5)/3×4
cos (theeta)=-5/12
theeta= cos^(-1)(-5/12)


Similar questions