NCERT Exemplar Class 12
3. If a line has the direction ratios – 18, 12, – 4, then what are its direction cosines ?
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Nov
3. If a line has the direction ratios – 18, 12, – 4, then what are its direction cosines ? -12 3. If a line has the direction ratios – 18 4 then what are its direction cosines ? November 15, 2021 Category: Chapter 11 - 3D Geometry , Maths , NCERT Exemplar Class 12 [...]
2. Find the direction cosines of a line which makes equal angles with the coordinate axes.
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Nov
2. Find the direction cosines of a line which makes equal angles with the coordinate axes. 2. Find the direction cosines of a line which makes equal angles with the coordinate axes. November 15, 2021 Category: Chapter 11 - 3D Geometry , Maths , NCERT Exemplar Class 12 ,
1. If a line makes angles 90°, 135°, 45° with the x, y and z-axes respectively, find its direction cosines.
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Nov
1. If a line makes angles 90°, 135°, 45° with the x, y and z-axes respectively, find its direction cosines. 1. If a line makes angles 90° 135 45° with the x find its direction cosines. y and z-axes respectively November 15, 2021 Category: Chapter 11 - 3D Geometry , Maths , NCERT Exemplar Class [...]
Example 25 Find the angle between the line x+1/2 = y/3 = z-3/6 and the plane 10 x + 2y – 11 z = 3
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Nov
Example 25 Find the angle between the line x+1/2 = y/3 = z-3/6 and the plane 10 x + 2y – 11 z = 3 Example 25 Find the angle between the line x+1/2 = y/3 = z-3/6 and the plane 10 x + 2y – 11 z = 3 November 15, 2021 Category: Chapter [...]
Example 24 Find the distance of a point (2, 5, – 3) from the plane r.( 6i – 3j + 2k ) = 4
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Nov
Example 24 Find the distance of a point (2, 5, – 3) from the plane r.( 6i – 3j + 2k ) = 4 – 3) from the plane r.( 6i - 3j + 2k ) = 4 5 Example 24 Find the distance of a point (2 November 15, 2021 Category: Chapter 11 - [...]
Example 23 Find the angle between the two planes 3x – 6y + 2z = 7 and 2x + 2y – 2z =5
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Nov
Example 23 Find the angle between the two planes 3x – 6y + 2z = 7 and 2x + 2y – 2z =5 Example 23 Find the angle between the two planes 3x – 6y + 2z = 7 and 2x + 2y – 2z =5 November 15, 2021 Category: Chapter 11 - 3D Geometry [...]
Example 22 Find the angle between the two planes 2x + y – 2z = 5 and 3x – 6y – 2z = 7 using vector method
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Nov
Example 22 Find the angle between the two planes 2x + y – 2z = 5 and 3x – 6y – 2z = 7 using vector method Example 22 Find the angle between the two planes 2x + y – 2z = 5 and 3x – 6y – 2z = 7 using vector method November [...]
Example 21 Show that the lines x + 3/-3 = y – 1/1 = z -5/5 and x + 1/-1 = y – 2/ 2 = z – 5 /5
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Nov
Example 21 Show that the lines x + 3/-3 = y – 1/1 = z -5/5 and x + 1/-1 = y – 2/ 2 = z – 5 /5 Example 21 Show that the lines x + 3/-3 = y - 1/1 = z -5/5 and x + 1/-1 = y - 2/ 2 [...]
Example 19 Find the equation of the plane with intercepts 2, 3 and 4 on the x, y and z-axis respectively
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Nov
Example 19 Find the equation of the plane with intercepts 2, 3 and 4 on the x, y and z-axis respectively 3 and 4 on the x Example 19 Find the equation of the plane with intercepts 2 y and z-axis respectively November 15, 2021 Category: Chapter 11 - 3D Geometry , Maths , NCERT [...]
Example 17 Find the vector and cartesian equations of the plane which passes through the point (5, 2, – 4) and perpendicular to the line with direction ratios 2, 3, – 1.
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Nov
Example 17 Find the vector and cartesian equations of the plane which passes through the point (5, 2, – 4) and perpendicular to the line with direction ratios 2, 3, – 1. – 4) and perpendicular to the line with direction ratios 2 1 2 3% Example 17 Find the vector and cartesian equations of [...]