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If →a1 and →a2 are two non collinear unit vectors and if ∣∣→a1+→a2∣∣=√3, then the value of (→a1−→a2).(2→a1+→a2) is |
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Answer» If →a1 and →a2 are two non collinear unit vectors and if ∣∣→a1+→a2∣∣=√3, then the value of (→a1−→a2).(2→a1+→a2) is |
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