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+2
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Find the vector and cartesian equation of the sphere described on the join of the points (2, -3, 4 ) and (-5, 6, -7 ) as the extremities of a diameter.
cbse
class12
modelpaper
2012
sec-b
q21
math
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Jan 2, 2013
by
thanvigandhi_1
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0
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Find the shortest distance between the following pairs of lines whose vector equation are $ \overrightarrow r = 3\hat i + 8\hat j + 3\hat k + \lambda(3\hat i - \hat j + \hat k)\: and \: \overrightarrow r = -3\hat i - 7\hat j + 6\hat k + \mu(-3\hat i + 2\hat j + 4\hat k) $
asked
Feb 9, 2013
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thanvigandhi_1
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Find the vector and cartesian equationof the sphere on the join of the points $A$ and $B$ having position vectors $\overrightarrow{2i}+\overrightarrow{6j}-\overrightarrow{7k}$ and $-\overrightarrow{2i}+\overrightarrow{4j}-\overrightarrow{3k}$ respectively as a diameter . Find also the centre and radius of the sphere.
asked
Apr 8, 2013
by
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tnstate
class12
bookproblem
ch2
sec-1
exercise2-11
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Find the equation of the plane passing through the points (2, 3, 2), (2, -2, -1) and (7, 0, 6).
asked
Jan 10, 2013
by
thanvigandhi_1
cbse
class12
modelpaper
2012
sec-b
q21
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0
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Find the vector equation of the plane, passing through the points A(2,2,-1), B(3,4,2) and C(7,0,6). Also, find the cartesian equation of the plane.
asked
Feb 6, 2013
by
thanvigandhi_1
cbse
class12
modelpaper
2012
sec-c
q28
medium
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0
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0
answers
Show that points ( -6, 3, 2 ) ( 3, -2, 4 ) (5, 7, 3 ) and ( -13, 17, -1 ) are coplaner.
asked
Dec 24, 2012
by
thanvigandhi_1
cbse
class12
modelpaper
2012
sec-b
q21
math
0
votes
0
answers
Find the vector equation of the line parallel to the line \( \large\frac{x-1}{5} = \frac{3-y}{2} = \frac{z+1}{4}\) and passing through (3, 0, -4). Also, find the distance between these two lines.
asked
Jan 22, 2013
by
thanvigandhi_1
cbse
class12
modelpaper
2012
sec-b
q21
math
0
votes
0
answers
Find the equation of plane passing through the point (1,2,1) and perpendicular to the line joining the points (1,4,2) and (2,3,5). Also, find the perpendicular distance of the plane from the origin.
asked
Feb 3, 2013
by
thanvigandhi_1
cbse
class12
modelpaper
2012
sec-b
q21
math
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