Teaching UP TGT Mock Test Series 2025 Mathematics Vector Algebra Magnitude and Directions of a Vector
यदि \(\vec a = \;3\hat i + 2\hat j\;and\;\vec b = 2\hat i + 3\hat j\) दो सदिश हैं तो \(\left| {\vec a - \;\vec b} \right|\) का मान ज्ञात करें।
1
\(\sqrt 7\)
2
\(\sqrt 5\)
3
\(\sqrt 3\)
4
\(\sqrt 2\)