Teaching RPSC School Lecturer Mock Test Series 2024 Engineering Mathematics Calculus Vector Calculus
If \(\rm \bar r = \left( {x\bar i + y\bar j + z\bar k} \right)\) then div\(\rm \;\bar r\) =
1
0
2
3
3
(x + y + z)
4
(x2 +y2 + z2)
5
Question Not Attempted