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Find a vector in the direction of vector `bar(a) = bar(i) - 2bar(j)` has magnitude 7 units.

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SRISIRI PUBLICATION-QUESTION PAPER -SECTION - C
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  8. Find the centroid and the area of the triangle formed by the lines 12x...

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  9. If ax^2+2hxy+by^2+2gx+2fy+c=0 represents two parallel lines then prove...

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  10. If ax^2+2hxy+by^2+2gx+2fy+c=0 represents two parallel lines then prove...

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  11. If ax^2+2hxy+by^2+2gx+2fy+c=0 represents two parallel lines then prove...

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