CUET Mathematics 2024Algebra > Mediumπ3\frac{\pi}{3}3ππ\piππ6\frac{\pi}{6}6ππ2\frac{\pi}{2}2π✅ Correct Option: 1Related questions:The direction cosines of the line which is perpendicular to the lines with direction ratios 1,−2,−21,-2,-21,−2,−2 and 0,2,10,2,10,2,1 are :Which of the following cannot be the direction ratios of the straight line x−32=2−y3=z+4−1\frac{x-3}{2}=\frac{2-y}{3}=\frac{z+4}{-1}2x−3=32−y=−1z+4 ?If (a⃗−b⃗)⋅(a⃗+b⃗)=27(\vec{a}-\vec{b}) \cdot(\vec{a}+\vec{b})=27(a−b)⋅(a+b)=27 and ∣a⃗∣=2∣b⃗∣|\vec{a}|=2|\vec{b}|∣a∣=2∣b∣, then ∣b⃗∣|\vec{b}|∣b∣ is :