Trong không gian Oxyz, cho mặt phẳng ( P ) : 2 x − 3 y + 4 z − 2020 = 0 \left(P\right):2x-3y+4z-2020=0 ( P ) : 2 x − 3 y + 4 z − 2 0 2 0 = 0 . Véctơ nào sau đây là một véctơ pháp tuyến của mặt phẳng (P) ?

n → = ( 2 ; − 3 ; 4 ) \overrightarrow{n}=\left(2;-3;4\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 2 ; − 3 ; 4 )

n → = ( − 2 ; − 3 ; 4 ) \overrightarrow{n}=\left(-2;-3;4\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( − 2 ; − 3 ; 4 )

n → = ( 2 ; 3 ; − 4 ) \overrightarrow{n}=\left(2;3;-4\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 2 ; 3 ; − 4 )

n → = ( − 2 ; 3 ; 4 ) \overrightarrow{n}=\left(-2;3;4\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( − 2 ; 3 ; 4 )

Vậy mặt phẳng (Q) đi qua điểm M ( 2 ; − 1 ; 3 ) M\left(2;-1;\ 3\right) M ( 2 ; − 1 ; 3 ) và có VTPT n → = ( 3 ; 2 ; − 1 ) \overrightarrow{n\ }=\left(3;\ 2;-1\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 3 ; 2 ; − 1 ) có phương trình là:

3 x + 2 y − z − 1 = 0 3x+2y-z-1=0 3 x + 2 y − z − 1 = 0

2 x − y + 3 z − 1 = 0 2x-y+3z-1=0 2 x − y + 3 z − 1 = 0

3 x + 2 y − z + 1 = 0 3x+2y-z+1=0 3 x + 2 y − z + 1 = 0

2 x − y + 3 z + 1 = 0 2x-y+3z+1=0 2 x − y + 3 z + 1 = 0

Mặt phẳng x − 5 y + 6 = 0 x-5y+6=0 x − 5 y + 6 = 0 có một VTPT là:

n → = ( 1 ; − 5 ; 0 ) \overrightarrow{n\ }=\left(1;-5;\ 0\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 1 ; − 5 ; 0 )

n → = ( 1 ; − 5 ; 6 ) \overrightarrow{n\ }=\left(1;-5;\ 6\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 1 ; − 5 ; 6 )

n → = ( 1 ; 5 ; 0 ) \overrightarrow{n\ }=\left(1;\ 5;\ 0\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 1 ; 5 ; 0 )

n → = ( 1 ; 5 ; 6 ) \overrightarrow{n\ }=\left(1;\ 5;\ 6\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 1 ; 5 ; 6 )

Mặt phẳng đi qua 3 điểm A ( 1 ; 0 ; − 2 ) , B ( 2 ; 3 ; − 1 ) , C ( 0 ; 1 ; 1 ) A\left(1;0;-2\right),\ B\left(2;3;-1\right),\ C\left(0;1;1\right) A ( 1 ; 0 ; − 2 ) , B ( 2 ; 3 ; − 1 ) , C ( 0 ; 1 ; 1 ) có một VTPT là:

n → = ( 2 ; − 1 ; 1 ) \overrightarrow{n\ }=\left(2;-1;\ 1\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 2 ; − 1 ; 1 )

n → = ( 8 ; 4 ; − 4 ) \overrightarrow{n\ }=\left(8;\ 4;-4\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 8 ; 4 ; − 4 )

n → = ( 0 ; 4 ; 4 ) \overrightarrow{n\ }=\left(0;\ 4;\ 4\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 0 ; 4 ; 4 )

n → = ( 1 ; 1 ; − 1 ) \overrightarrow{n\ }=\left(1;1;-1\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 1 ; 1 ; − 1 )

Mặt phẳng nào sau đây đi qua gốc tọa độ?

2 x − 5 y + z = 0 2x-5y+z=0 2 x − 5 y + z = 0

3 x − 7 = 0 3x-7=0 3 x − 7 = 0

2 x + y − 1 = 0 2x+y-1=0 2 x + y − 1 = 0

x + y + z − 3 = 0 x+y+z-3=0 x + y + z − 3 = 0

Mặt phẳng ( α ) : 2 x − 3 y + 5 z − 20 = 0 \left(\alpha\right):\ \ 2x-3y+5z-20=0 ( α ) : 2 x − 3 y + 5 z − 2 0 = 0 có một vectơ pháp tuyến là:

n → = ( − 4 ; 6 ; − 10 ) \overrightarrow{n\ }=\left(-4;6;-10\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( − 4 ; 6 ; − 1 0 )

n → = ( 4 ; 6 ; − 10 ) \overrightarrow{n\ }=\left(4;6;-10\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 4 ; 6 ; − 1 0 )

n → = ( 2 ; 3 ; 5 ) \overrightarrow{n\ }=\left(2;3;5\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( 2 ; 3 ; 5 )

n → = ( − 2 ; − 3 ; − 5 ) \overrightarrow{n\ }=\left(-2;-3;-5\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( − 2 ; − 3 ; − 5 )

Mặt phẳng ( α ) \left(\alpha\right) ( α ) đi qua A ( 2 ; − 1 ; 5 ) A\left(2;-1;5\right) A ( 2 ; − 1 ; 5 ) và chứa trục Ox có vectơ pháp tuyến là n → = ( A ; B ; C ) \overrightarrow{n\ }=\left(A;B;C\right) n <path d="M0 241v40h399891c-47.3 35.3-84 78-110 128 -16.7 32-27.7 63.7-33 95 0 1.3-.2 2.7-.5 4-.3 1.3-.5 2.3-.5 3 0 7.3 6.7 11 20 11 8 0 13.2-.8 15.5-2.5 2.3-1.7 4.2-5.5 5.5-11.5 2-13.3 5.7-27 11-41 14.7-44.7 39-84.5 73-119.5s73.7-60.2 119-75.5c6-2 9-5.7 9-11s-3-9-9-11c-45.3-15.3-85 -40.5-119-75.5s-58.3-74.8-73-119.5c-4.7-14-8.3-27.3-11-40-1.3-6.7-3.2-10.8-5.5 -12.5-2.3-1.7-7.5-2.5-15.5-2.5-14 0-21 3.7-21 11 0 2 2 10.3 6 25 20.7 83.3 67 151.7 139 205zm0 0v40h399900v-40z"> = ( A ; B ; C ) . Khi đó tỉ số B C = ? \frac{B}{C}=? C B = ?

B C = 1 5 \frac{B}{C}=\frac{1}{5} C B = 5 1

B C = − 5 \frac{B}{C}=-5 C B = − 5

B C = − 1 5 \frac{B}{C}=-\frac{1}{5} C B = − 5 1

Mặt phẳng đi qua ba điểm A ( 2 ; 0 ; 0 ) , B ( 0 ; 0 ; − 5 ) , C ( 0 ; 3 ; 0 ) A\left(2;0;0\right),\ B\left(0;0;-5\right),\ C\left(0;3;0\right) A ( 2 ; 0 ; 0 ) , B ( 0 ; 0 ; − 5 ) , C ( 0 ; 3 ; 0 ) có phương trình là:

x 2 + y 3 + z − 5 = 1 \frac{x}{2}+\frac{y}{3}+\frac{z}{-5}=1 2 x + 3 y + − 5 z = 1

x 2 + y − 5 + z 3 = 1 \frac{x}{2}+\frac{y}{-5}+\frac{z}{3}=1 2 x + − 5 y + 3 z = 1

x 2 + y 3 + z − 5 = 0 \frac{x}{2}+\frac{y}{3}+\frac{z}{-5}=0 2 x + 3 y + − 5 z = 0

x 2 + y − 5 + z 3 = 0 \frac{x}{2}+\frac{y}{-5}+\frac{z}{3}=0 2 x + − 5 y + 3 z = 0

Điểm nào sau đây thuộc mặt phẳng x − 3 y + 2 z + 1 = 0 x-3y+2z+1=0 x − 3 y + 2 z + 1 = 0 ?

N ( 0 ; 1 ; 1 ) N\left(0;1;1\right) N ( 0 ; 1 ; 1 )

Q ( 2 ; 0 ; − 1 ) Q\left(2;0;-1\right) Q ( 2 ; 0 ; − 1 )

M ( 3 ; 1 ; 0 ) M\left(3;1;0\right) M ( 3 ; 1 ; 0 )

P ( 1 ; 1 ; 1 ) P\left(1;1;1\right) P ( 1 ; 1 ; 1 )

Mặt phẳng nào sau đây song song với trục Oz ?

2 x + y − 1 = 0 2x+y-1=0 2 x + y − 1 = 0

2 x − 5 y + z = 0 2x-5y+z=0 2 x − 5 y + z = 0

3 z − 7 = 0 3z-7=0 3 z − 7 = 0

Xét vị trí tương đối của hai mặt phẳng ( α ) : 3 x − 2 y + z − 1 = 0 \left(\alpha\right):\ 3x-2y+z-1=0 ( α ) : 3 x − 2 y + z − 1 = 0 và ( β ) : − 6 x + 4 y − 2 z − 2 = 0 \left(\beta\right):-6x+4y-2z-2=0 ( β ) : − 6 x + 4 y − 2 z − 2 = 0

Cắt nhau, nhưng không vuông góc với nhau

Cắt nhau và vuông góc với nhau

Mặt phẳng ( P ) đi qua điểm M ( 2 ; − 1 ; 5 ) M\left(2;-1;5\right) M ( 2 ; − 1 ; 5 ) và song song với mặt phẳng ( Q ) : 2 x − 2 y + z − 3 = 0 \left(Q\right):\ 2x-2y+z-3=0 ( Q ) : 2 x − 2 y + z − 3 = 0 có phương trình là

( P ) : 2 x − 2 y + z − 11 = 0 \left(P\right):\ 2x-2y+z-11=0 ( P ) : 2 x − 2 y + z − 1 1 = 0

( P ) : 2 x − 2 y + z + 11 = 0 \left(P\right):\ 2x-2y+z+11=0 ( P ) : 2 x − 2 y + z + 1 1 = 0

( P ) : 2 x − 2 y + z − 8 = 0 \left(P\right):\ 2x-2y+z-8=0 ( P ) : 2 x − 2 y + z − 8 = 0

( P ) : 2 x − 2 y + z + 8 = 0 \left(P\right):\ 2x-2y+z+8=0 ( P ) : 2 x − 2 y + z + 8 = 0

Cho hai điểm A ( 1 ; 1 ; 1 ) , B ( 1 ; 3 ; − 5 ) A\left(1;1;1\right),\ B\left(1;3;-5\right) A ( 1 ; 1 ; 1 ) , B ( 1 ; 3 ; − 5 ) . Mặt phẳng trung trực của đoạn thẳng AB có phương trình là:

y − 3 z − 8 = 0 y-3z-8=0 y − 3 z − 8 = 0

y − 2 z + 2 = 0 y-2z+2=0 y − 2 z + 2 = 0

y − 3 z + 4 = 0 y-3z+4=0 y − 3 z + 4 = 0

y − 2 z − 6 = 0 y-2z-6=0 y − 2 z − 6 = 0

PHƯƠG TRÌNH MẶT PHẲNG

Authored by Tâm Nguyễn

Mathematics

12th Grade

Used 24+ times

AI Actions

Add similar questions

Adjust reading levels

Convert to real-world scenario

Translate activity

More...

Mặt phẳng đi qua 3 điểm $A\left(1;0;-2\right),\ B\left(2;3;-1\right),\ C\left(0;1;1\right)$ có một VTPT là:

$\overrightarrow{n\ }=\left(2;-1;\ 1\right)$

$\overrightarrow{n\ }=\left(8;\ 4;-4\right)$

$\overrightarrow{n\ }=\left(0;\ 4;\ 4\right)$

$\overrightarrow{n\ }=\left(1;1;-1\right)$

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever

or continue with

Microsoft

Apple

Others

Already have an account?

Similar Resources on Wayground

20 questions

Fungsi- dan sifat sifatnya

Quiz

•

11th Grade - University

20 questions

PAS MATEMATIKA WAJIB KELAS 12 MIPA 1,2 DESEMBER 2020

Quiz

•

12th Grade

20 questions

Latihan Soal PTS Matematika Wajib Kelas 12

Quiz

•

12th Grade

20 questions

三年级数学单元 1

Quiz

•

3rd Grade - University

20 questions

แบบทดสอบเรื่อง การหาตำแหน่งที่ของข้อมูล

Quiz

•

12th Grade

20 questions

Dimensi Tiga

Quiz

•

10th Grade - University

16 questions

Math Review

Quiz

•

9th - 12th Grade

16 questions

التبرير والبرهان

Quiz

•

1st - 12th Grade

Popular Resources on Wayground

15 questions

Fractions on a Number Line

Quiz

•

3rd Grade

14 questions

Boundaries & Healthy Relationships

Lesson

•

6th - 8th Grade

13 questions

SMS Cafeteria Expectations Quiz

Quiz

•

6th - 8th Grade

20 questions

Equivalent Fractions

Quiz

•

3rd Grade

25 questions

Multiplication Facts

Quiz

•

5th Grade

12 questions

SMS Restroom Expectations Quiz

Quiz

•

6th - 8th Grade

20 questions

Main Idea and Details

Quiz

•

5th Grade

10 questions

Pi Day Trivia!

Quiz

•

6th - 9th Grade

Discover more resources for Mathematics

15 questions

Pi Day Trivia

Quiz

•

9th - 12th Grade

25 questions

PI Day Trivia Contest

Quiz

•

9th - 12th Grade

20 questions

Pi Day

Quiz

•

6th - 12th Grade

20 questions

Solve Polynomials and Factoring Problems

Quiz

•

9th - 12th Grade

15 questions

Exponential Growth and Decay Word Problems Practice

Quiz

•

9th - 12th Grade

37 questions

A.7C - Quadratic Transformations

Quiz

•

9th - 12th Grade

19 questions

DCA review - Exponent Rules

Quiz

•

9th - 12th Grade

20 questions

Dilations

Quiz

•

9th - 12th Grade

PHƯƠG TRÌNH MẶT PHẲNG

Trong không gian Oxyz, cho mặt phẳng (P):2x−3y+4z−2020=0\left(P\right):2x-3y+4z-2020=0(P):2x−3y+4z−2020=0 . Véctơ nào sau đây là một véctơ pháp tuyến của mặt phẳng (P) ?

Mỗi mặt phẳng có bao nhiêu vectơ pháp tuyến?

Các VTPT của cùng một mặt phẳng có mối liên hệ gì với nhau?

Tích có hướng của hai vec tơ a →\overrightarrow{a\ }a và b →\overrightarrow{b\ }b là một vectơ:

Nếu có hai vectơ a →\overrightarrow{a\ }a và b →\overrightarrow{b\ }b không cùng phương, có giá song song hoặc nằm trong mặt phẳng (P) thì tích có hướng của hai vectơ đó:

Tồn tại bao nhiêu mặt phẳng đi qua điểm M(x0; y0; z0)M\left(x_0;\ y_0;\ z_0\right)M(x0​; y0​; z0​) và nhận vectơ n →=(A; B; C)\overrightarrow{n\ }=\left(A;\ B;\ C\right)n =(A; B; C) làm VTPT?

Vậy mặt phẳng (Q) đi qua điểm M(2;−1; 3)M\left(2;-1;\ 3\right)M(2;−1; 3) và có VTPT n →=(3; 2;−1)\overrightarrow{n\ }=\left(3;\ 2;-1\right)n =(3; 2;−1) có phương trình là:

Mặt phẳng x−5y+6=0x-5y+6=0x−5y+6=0 có một VTPT là:

Mặt phẳng đi qua 3 điểm không thẳng hàng A, B, C có VTPT là vectơ nào sau đây?

Mặt phẳng đi qua 3 điểm A(1;0;−2), B(2;3;−1), C(0;1;1)A\left(1;0;-2\right),\ B\left(2;3;-1\right),\ C\left(0;1;1\right)A(1;0;−2), B(2;3;−1), C(0;1;1) có một VTPT là:

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Trong không gian Oxyz, cho mặt phẳng $\left(P\right):2x-3y+4z-2020=0$ . Véctơ nào sau đây là một véctơ pháp tuyến của mặt phẳng (P) ?

Tích có hướng của hai vec tơ $\overrightarrow{a\ }$ và $\overrightarrow{b\ }$ là một vectơ:

Nếu có hai vectơ $\overrightarrow{a\ }$ và $\overrightarrow{b\ }$ không cùng phương, có giá song song hoặc nằm trong mặt phẳng (P) thì tích có hướng của hai vectơ đó:

Tồn tại bao nhiêu mặt phẳng đi qua điểm $M\left(x_0;\ y_0;\ z_0\right)$ và nhận vectơ $\overrightarrow{n\ }=\left(A;\ B;\ C\right)$ làm VTPT?

Vậy mặt phẳng (Q) đi qua điểm $M\left(2;-1;\ 3\right)$ và có VTPT $\overrightarrow{n\ }=\left(3;\ 2;-1\right)$ có phương trình là:

Mặt phẳng $x-5y+6=0$ có một VTPT là:

Mặt phẳng đi qua 3 điểm $A\left(1;0;-2\right),\ B\left(2;3;-1\right),\ C\left(0;1;1\right)$ có một VTPT là: