JEE Main & Advanced
Mathematics
Vector Algebra
Question Bank
Numerical Value Type Questions - Vector Algebra
question_answer
If \[\vec{a},\vec{b},\vec{c}\] are vectors such that \[\vec{a}+\vec{b}+\vec{c}=0\] and \[|\vec{a}|=7,\] \[|\vec{b}|=5,\] \[|\vec{c}|\,=3\] then angle between vector \[\vec{b}\] and \[\vec{c}\] is