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Show that the plane through (1, 1, 1), (1, -1, 1) and (-7, 3, 5) is perpendicular to XZ-plane.
cbse
class12
modelpaper
2012
sec-b
q19
math
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Jan 31, 2013
by
thanvigandhi_1
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0
votes
0
answers
Show that the plane passing through (1, 1, 1),(1, 01, 1) and (-7, -3, -5) is perpendicular to ZX-plane.
asked
Jan 14, 2013
by
thanvigandhi_1
cbse
class12
modelpaper
2012
sec-b
q21
math
0
votes
1
answer
Prove that \( tan^{-1} \bigg(\frac{\large 1}{\large 4} \bigg) + tan^{-1} \bigg( \frac{\large 2}{\large 9} \bigg ) = \frac{\large 1}{\large 2} cos^{-1} \bigg( \frac{3}{5} \bigg). \)
asked
Dec 26, 2012
by
thanvigandhi_1
cbse
modelpaper
2012
sec-b
q12
ch2
medium
0
votes
0
answers
Find the equation of a curve passing through the origin given that the slope of the tangent to the curve at any point ( x, y ) is equal to the sum of the coordinates of the point
asked
Dec 24, 2012
by
thanvigandhi_1
cbse
class12
modelpaper
2012
sec-b
q19
math
0
votes
1
answer
Find the vector equation of the line passing through (1,2,3) and perpendicular to the plane \( \overrightarrow r.(\hat i + 2\hat j - 5\hat k)+9=0\)
asked
Feb 8, 2013
by
thanvigandhi_1
cbse
class12
modelpaper
2012
sec-b
q22
easy
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
0
votes
0
answers
Find the equation of the plane passing through the point (–1, 3, 2) and perpendicular to each of the planes \( x + 2y + 3z = 5\: and\: 3x + 3y + z = 0\)
asked
Dec 29, 2012
by
thanvigandhi_1
cbse
modelpaper
2012
sec-b
q30
0
votes
0
answers
Let L be the set of all lines in a plane and R be thr relation in L defined as \( \{(L_1, L_2):L_1\) is perpendicular to \( L_2 \}. \) Show that R is symmetric but neither reflexive nor transitive.
asked
Jan 30, 2013
by
thanvigandhi_1
cbse
class12
modelpaper
2012
sec-b
q11
math
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