Find Cartesian Equation of a Plane

The question asks to derive, prove, or verify the Cartesian equation (ax + by + cz = d) of a specified plane, typically defined by three points or geometric conditions.

csat-suneung 2010 Q20 3 marks View
In coordinate space, the equation of the plane that is perpendicular to the line $\frac { x - 2 } { 2 } = \frac { y - 2 } { 3 } = z - 1$ and passes through the point $( 1 , - 5,2 )$ is $2 x + a y + b z + c = 0$. Find the value of $a + b + c$. [3 points]
jee-advanced 2010 Q30 View
Equation of the plane containing the straight line $\frac { x } { 2 } = \frac { y } { 3 } = \frac { z } { 4 }$ and perpendicular to the plane containing the straight lines $\frac { x } { 3 } = \frac { y } { 4 } = \frac { z } { 2 }$ and $\frac { x } { 4 } = \frac { y } { 2 } = \frac { z } { 3 }$ is
A) $x + 2 y - 2 z = 0$
B) $3 x + 2 y - 2 z = 0$
C) $x - 2 y + z = 0$
D) $5 x + 2 y - 4 z = 0$
jee-advanced 2013 Q59 View
Consider the lines $L _ { 1 } : \frac { x - 1 } { 2 } = \frac { y } { - 1 } = \frac { z + 3 } { 1 } , L _ { 2 } : \frac { x - 4 } { 1 } = \frac { y + 3 } { 1 } = \frac { z + 3 } { 2 }$ and the planes $P _ { 1 } : 7 x + y + 2 z = 3 , P _ { 2 } : 3 x + 5 y - 6 z = 4$. Let $a x + b y + c z = d$ be the equation of the plane passing through the point of intersection of lines $L _ { 1 }$ and $L _ { 2 }$, and perpendicular to planes $P _ { 1 }$ and $P _ { 2 }$.
Match List I with List II and select the correct answer using the code given below the lists:
List I
  • [P.] $a =$
  • [Q.] $b =$
  • [R.] $c =$
  • [S.] $d =$

List II
  1. $13$
  2. $-3$
  3. $1$
  4. $-2$

Codes:
PQRS
(A)3241
(B)1342
(C)3214
(D)2413
jee-main 2014 Q88 View
Equation of the plane which passes through the point of intersection of lines $\frac { x - 1 } { 3 } = \frac { y - 2 } { 1 } = \frac { z - 3 } { 2 }$ and $\frac { x - 3 } { 1 } = \frac { y - 1 } { 2 } = \frac { z - 2 } { 3 }$ and has the largest distance from the origin is:
(1) $4 x + 3 y + 5 z = 50$
(2) $3 x + 4 y + 5 z = 49$
(3) $5 x + 4 y + 3 z = 57$
(4) $7 x + 2 y + 4 z = 54$
jee-main 2015 Q81 View
The equation of the plane containing the line $2x - 5y + z = 3$; $x + y + 4z = 5$, and parallel to the plane $x + 3y + 6z = 1$, is:
(1) $2x + 6y + 12z = 13$
(2) $x + 3y + 6z = -7$
(3) $x + 3y + 6z = 7$
(4) $2x + 6y + 12z = -13$
jee-main 2015 Q89 View
The equation of the plane containing the line of intersection of $2 x - 5 y + z = 3 ; x + y + 4 z = 5$, and parallel to the plane, $x + 3 y + 6 z = 1$, is
(1) $2 x + 6 y + 12 z = - 13$
(2) $2 x + 6 y + 12 z = 13$
(3) $x + 3 y + 6 z = - 7$
(4) $x + 3 y + 6 z = 7$
jee-main 2019 Q89 View
The equation of the plane containing the straight line $\frac{x}{2} = \frac{y}{3} = \frac{z}{4}$ and perpendicular to the plane containing the straight lines $\frac{x}{3} = \frac{y}{4} = \frac{z}{2}$ and $\frac{x}{4} = \frac{y}{2} = \frac{z}{3}$ is:
(1) $3x + 2y - 3z = 0$
(2) $x + 2y - 2z = 0$
(3) $x - 2y + z = 0$
(4) $5x + 2y - 4z = 0$
jee-main 2019 Q89 View
The plane passing through the point $( 4 , - 1,2 )$ and parallel to the lines $\frac { x + 2 } { 3 } = \frac { y - 2 } { - 1 } = \frac { z + 1 } { 2 }$ and $\frac { x - 2 } { 1 } = \frac { y - 3 } { 2 } = \frac { z - 4 } { 3 }$ also passes through the point
(1) $( 1,1 , - 1 )$
(2) $( - 1 , - 1 , - 1 )$
(3) $( - 1 , - 1,1 )$
(4) $( 1,1,1 )$
jee-main 2019 Q88 View
The vector equation of the plane through the line of intersection of the planes $x + y + z = 1$ and $2 x + 3 y + 4 z = 5$ which is perpendicular to the plane $x - y + z = 0$ is
(1) $\vec { r } \times ( \hat { i } + \hat { k } ) + 2 = 0$
(2) $\vec { r } \cdot ( \hat { i } - \hat { k } ) - 2 = 0$
(3) $\vec { r } \times ( \hat { i } - \hat { k } ) + 2 = 0$
(4) $\vec { r } \cdot ( \hat { i } - \hat { k } ) + 2 = 0$
jee-main 2019 Q89 View
The equation of a plane containing the line of intersection of the planes $2x - y - 4 = 0$ and $y + 2z - 4 = 0$ and passing through the point $(1,1,0)$ is
(1) $x - 3y - 2z = -2$
(2) $x + 3y + z = 4$
(3) $x - y - z = 0$
(4) $2x - z = 2$
jee-main 2019 Q88 View
A plane passing though the points $( 0 , - 1,0 )$ and $( 0,0,1 )$ and making an angle $\frac { \pi } { 4 }$ with the plane $y - z + 5 = 0$, also passes through the point
(1) $( \sqrt { 2 } , - 1,4 )$
(2) $( \sqrt { 2 } , 1,4 )$
(3) $( - \sqrt { 2 } , - 1 , - 4 )$
(4) $( - \sqrt { 2 } , 1 , - 4 )$
jee-main 2020 Q69 View
The plane passing through the points $(1, 2, 1)$, $(2, 1, 2)$ and parallel to the line, $2x = 3y, z = 1$ also passes through the point
(1) $(0, 6, -2)$
(2) $(-2, 0, 1)$
(3) $(0, -6, 2)$
(4) $(2, 0, -1)$
jee-main 2021 Q79 View
If the equation of plane passing through the mirror image of a point $( 2,3,1 )$ with respect to line $\frac { x + 1 } { 2 } = \frac { y - 3 } { 1 } = \frac { z + 2 } { - 1 }$ and containing the line $\frac { x - 2 } { 3 } = \frac { 1 - y } { 2 } = \frac { z + 1 } { 1 }$ is $\alpha x + \beta y + \gamma z = 24$ then $\alpha + \beta + \gamma$ is equal to:
(1) 20
(2) 19
(3) 18
(4) 21
jee-main 2021 Q80 View
Let the equation of the plane, that passes through the point $( 1,4 , - 3 )$ and contains the line of intersection of the planes $3 x - 2 y + 4 z - 7 = 0$ and $x + 5 y - 2 z + 9 = 0$, be $\alpha x + \beta y + \gamma z + 3 = 0$, then $\alpha + \beta + \gamma$ is equal to :
(1) $- 15$
(2) 15
(3) $- 23$
(4) 23
jee-main 2021 Q78 View
The equation of the plane passing through the line of intersection of the planes $\vec { r } \cdot ( \hat { i } + \hat { j } + \widehat { k } ) = 1$ and $\vec { r } \cdot ( 2 \hat { i } + 3 \hat { j } - \hat { k } ) + 4 = 0$ and parallel to the $x$-axis, is (1) $\vec { r } \cdot ( \hat { i } + 3 \widehat { k } ) + 6 = 0$ (2) $\vec { r } \cdot ( \hat { i } - 3 \widehat { k } ) + 6 = 0$ (3) $\vec { r } \cdot ( \hat { j } - 3 \widehat { k } ) - 6 = 0$ (4) $\vec { r } \cdot ( \hat { j } - 3 \widehat { k } ) + 6 = 0$
jee-main 2022 Q79 View
If the plane $P$ passes through the intersection of two mutually perpendicular planes $2 x + k y - 5 z = 1$ and $3 k x - k y + z = 5 , k < 3$ and intercepts a unit length on positive $x$-axis, then the intercept made by the plane $P$ on the $y$-axis is
(1) $\frac { 1 } { 11 }$
(2) $\frac { 5 } { 11 }$
(3) 6
(4) 7
jee-main 2023 Q77 View
The plane, passing through the points $( 0 , - 1 , 2 )$ and $( - 1 , 2 , 1 )$ and parallel to the line passing through $( 5 , 1 , - 7 )$ and $( 1 , - 1 , - 1 )$, also passes through the point
(1) $( - 2 , 5 , 0 )$
(2) $( 1 , - 2 , 1 )$
(3) $( 2 , 0 , 1 )$
(4) $( 0 , 5 , - 2 )$
jee-main 2023 Q89 View
Let the equation of the plane passing through the line $x - 2 y - z - 5 = 0 = x + y + 3 z - 5$ and parallel to the line $x + y + 2 z - 7 = 0 = 2 x + 3 y + z - 2$ be $a x + b y + c z = 65$. Then the distance of the point $( a , b , c )$ from the plane $2 x + 2 y - z + 16 = 0$ is $\_\_\_\_$.
jee-main 2023 Q87 View
Let the equation of the plane P containing the line $x + 10 = \frac { 8 - y } { 2 } = z$ be $a x + b y + 3 z = 2 ( a + b )$ and the distance of the plane P from the point $( 1,27,7 )$ be $c$. Then $\mathrm { a } ^ { 2 } + \mathrm { b } ^ { 2 } + \mathrm { c } ^ { 2 }$ is equal to
jee-main 2023 Q88 View
Let the plane $P : 4 x - y + z = 10$ be rotated by an angle $\frac { \pi } { 2 }$ about its line of intersection with the plane $x + y - z = 4$. If $\alpha$ is the distance of the point $( 2,3 , - 4 )$ from the new position of the plane $P$, then $35 \alpha$ is equal to
(1) 85
(2) 105
(3) 126
(4) 90
taiwan-gsat 2021 QB 5 marks View
In coordinate space, there are two lines $L _ { 1 } , L _ { 2 }$ and a plane $E$. The line $L _ { 1 } : \frac { x } { 2 } = \frac { y } { - 3 } = \frac { z } { - 5 }$, and the parametric equation of $L _ { 2 }$ is $\left\{ \begin{array} { l } x = 1 \\ y = 1 + 2 t \\ z = 1 + 3 t \end{array} \right.$ ($t$ is a real number). If $L _ { 1 }$ lies on $E$ and $L _ { 2 }$ does not intersect $E$, then the equation of $E$ is $x -$ (16) $y +$ (17) $z =$ (18).
taiwan-gsat 2022 Q16 5 marks View
In coordinate space, on the plane $x - y + 2 z = 3$ there are two distinct lines $L : \frac { x } { 2 } - 1 = y + 1 = - 2 z$ and $L ^ { \prime }$ . It is known that $L$ also lies on another plane $E$ , and the projection of $L ^ { \prime }$ on $E$ coincides with $L$ . Then the equation of $E$ is $x +$ (16-1)(16-2) $y +$ (16-3)(16-4) $z =$ (16-5) .
taiwan-gsat 2024 Q14 4 marks View
In coordinate space, consider three planes $E_{1}: x + y + z = 7$, $E_{2}: x - y + z = 3$, $E_{3}: x - y - z = -5$. Let $L_{3}$ be the line of intersection of $E_{1}$ and $E_{2}$; $L_{1}$ be the line of intersection of $E_{2}$ and $E_{3}$; $L_{2}$ be the line of intersection of $E_{3}$ and $E_{1}$. If a fourth plane $E_{4}$ together with $E_{1}, E_{2}, E_{3}$ encloses a regular tetrahedron with edge length $6\sqrt{2}$, find the equation of $E_{4}$ (write in the form $x + ay + bz = c$).