JEE Main 202427 Jan, Morning shiftMathematicsMediumVector Algebra184× since 2002The least positive integral value of α\alphaα, for which the angle between the vectors αi^−2j^+2k^\alpha \hat{i}-2 \hat{j}+2 \hat{k}αi^−2j^+2k^ and αi^+2αj^−2k^\alpha \hat{i}+2 \alpha \hat{j}-2 \hat{k}αi^+2αj^−2k^ is acute, is ___________.Your answerType your answer. Integers and decimals are accepted.CheckSkip · show solution
