Teaching DSSSB PGT Mock Test 2025 Mathematics Vector Algebra

If \(\overrightarrow{a} \) and \(\overrightarrow{b} \) are two-unit vectors inclined at an angle θ, then the value of \(|\overrightarrow{a} - \overrightarrow{b}|\) is:

1
​2 sin (θ/2)
2
2 cos (θ/2)
3
​2 cos θ
4
2 sin θ
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