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Recent questions tagged exercise2-6

Find the angle between the lines $\overrightarrow{r}=\overrightarrow{5i}-\overrightarrow{7j}+\mu (-\overrightarrow{i}+\overrightarrow{4j}+\overrightarrow{2k}) \overrightarrow{r}=-\overrightarrow{2i}+\overrightarrow{k}+\lambda (\overrightarrow{3i}+\overrightarrow{4k})$

asked Apr 7, 2013 by poojasapani_1

1 answer

Find the angle between the following lines. $\large\frac{x-1}{2}=\frac{y+1}{3}=\frac{z-4}{6}$ and $ x+1=\large\frac{y+2}{2}=\frac{z-4}{2}$

asked Apr 6, 2013 by poojasapani_1

1 answer

Find the vector and cartesian equation of the line joining the points $(1 , -2 , 1 )$ and $(0 , -2 , 3 ).$

asked Apr 6, 2013 by poojasapani_1

1 answer

Find the vector and cartesian equation of the line through the point $(3 , -4 , -2 )$ and parallel to vector $\overrightarrow{9i} +\overrightarrow{6j} +\overrightarrow{2k}$.

asked Apr 6, 2013 by poojasapani_1

1 answer

Find direction consines of the line joinong $(2 , -3 , 1 )$and $(3 , 1 , -2 ).$

asked Apr 6, 2013 by poojasapani_1

1 answer

A vector $\overrightarrow{r}$ has length $35\sqrt{2}$ and direction ratios $(3 , 4 , 5 ),$ Find the direction consines and components of $\overrightarrow{r}$.

asked Apr 6, 2013 by poojasapani_1

1 answer

What are the d . c . s of the vector equally inclined to the axes?

asked Apr 6, 2013 by poojasapani_1

1 answer

Can a vector have direction angles $45^{\circ}, 60^{\circ}, 120^{\circ}$?

asked Apr 6, 2013 by poojasapani_1

1 answer

Can a vector have direction angles $30^{\circ},45^{\circ},60^{\circ}$?

asked Apr 6, 2013 by poojasapani_1

1 answer

Find the d . c. s of a vector whose direction ratios are $2 , 3 , -6.$

asked Apr 6, 2013 by poojasapani_1

1 answer

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