If O be the origin and P is the point (3...

If O be the origin and P is the point (3,4,5),what are the direction cosine of OP?

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RELATION AND FUNCTION INVERSE TRIGONOMETRIC FUNCTIONS LINEAR PROGRAMMING
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In each of the following find the vector vec(PQ), its magnitude and direction cosines, if P and Q have co-ordinates. P(3,-1,7), Q(4,-3,-1).

In each of the following find the vector vec(PQ), its magnitude and direction cosines, if P and Q have co-ordinates. P(2,-1,-1), Q(-1,-3,2)

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The projection of a line segment of x, y and z-axis respectively are 12, 4, 3.Find the length and the direction cosines of the line segment.

USHA PUBLICATION-VECTORS THREE DIMENSIONAL GEOMETRY -EXERCISE

Find the ratio in which the line segment through (1,3,-1) and (2,6,-2)...
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Write the value of y so that the points (1,y,2),(3,2,-1) and (-4,6,3) ...
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If O be the origin and P is the point (3,4,5),what are the direction c...
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If a line makes angles alpha, beta and gamma with the positive direc...
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If the d.cs of a straight line be << 2/7 , 3/7, k/7 >>, then what is t...
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Fill in the blanks in the length of the projection of the line segment...
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The projection of a line segment axes are 3,4,12.Find the length and d...
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Find the equation of the plane passing through the line x = y = z and ...
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State true or False .The planes 2x +4y -z + 1 = 0 and x - 2y - 6z + 3 ...
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Write the equation of the plane 3x-4y+z+5=0 in normal form.
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Write the equation of the plane x+3y-7z+2=0 in the intercept from.
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Find the equation of the plane passing through the point (2,3,1) and d...
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Show that the ax+by+d =0 is perpendicular to xy-plane.
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What are the direction cosines of the normal to the plane X+y+1=0?
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Write the equation of the plane passing through (3,-6,-9) and parallel...
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Write the equation of the plane passes through y-axis and z-axis.
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What is the distance of the point (1,1,1)from the plane y=x?
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Find the direction cosines of the line segment joining (3,6,1) and (4,...
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What is the number of line which are equally inclined to the axes?
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If the equation of x-axis is x/a=(y-d)/(b)=z/c, what is the value of a...
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