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Agniveer Navy Vectors & 3D Geometry — practice questions

2 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.

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A line passes through the point $(x_1,y_1,z_1)$ and is parallel to the vector $\langle a,b,c\rangle$. Its symmThe direction cosines of a line with direction ratios $(2, -1, 2)$ are: