A. \(G\left( {\frac{4}{3}; - \frac{1}{3}; - \frac{1}{3}} \right)\)
B. \(G\left( {\frac{4}{3}; - \frac{1}{3};\frac{2}{3}} \right)\)
C. \(G\left( {1;1; - \frac{1}{3}} \right)\)
D. \(\,G\left( {\frac{1}{3};\frac{1}{3};\frac{1}{3}} \right)\)
A. m = 3
B. m = - 3
C. m = - 2
D. m = 2
A. m = 10
B. m = 9
C. m = 3
D. m = - 3
A. \({\left( {x - 2} \right)^2} + {\left( {y + 3} \right)^2} + {\left( {z - 4} \right)^2} = 3\)
B. \({\left( {x + 2} \right)^2} + {\left( {y - 3} \right)^2} + {\left( {z + 4} \right)^2} = 9\)
C. \({\left( {x + 2} \right)^2} + {\left( {y - 3} \right)^2} + {\left( {z + 4} \right)^2} = 3\)
D. \({\left( {x - 2} \right)^2} + {\left( {y - 3} \right)^2} + {\left( {z - 4} \right)^2} = 9\)
A. \(M\left( { - 1; - 1;2} \right).\)
B. \(M\left( {1;1;1} \right).\)
C. \(M\left( {3;2;1} \right).\)
D. Kết quả khác
A.
\(\left\{ \begin{array}{l}
x = 1 + 3t\\
y = 3t\\
z = 1 - t
\end{array} \right.\)
B.
\(\left\{ \begin{array}{l}
x = 2 + t\\
y = 3 + 3t\\
z = \,\,\, - t
\end{array} \right.\)
C.
\(\left\{ \begin{array}{l}
x = 2 + t\\
y = 3 + 3t\\
z = \,\,\,\,\,\,t
\end{array} \right.\)
D.
\(\left\{ \begin{array}{l}
x = 1 + 2t\\
y = 3 + 3t\\
z = - 1
\end{array} \right.\)
A. \(x - 4y - z + 1 = 0\)
B. \(x + 4y - z + 1 = 0\)
C. \(x - 4y + z - 3 = 0\)
D. \(x + 4y + z - 3 = 0\)
A. \(\overrightarrow m = \left( { - 3;9;4} \right)\)
B. \(\overrightarrow m = \left( {5;5;12} \right)\)
C. \(\overrightarrow m = \left( { - 3;9; - 4} \right)\)
D. \(\overrightarrow m = \left( { - 3; - 9;4} \right)\)
A. \(\vec n = \left( {2;\,1;\, - 1} \right)\)
B. \(\vec n = \left( { - 2;\, - 1;\,1} \right)\)
C. \(\vec n = \left( {2;\,1;\,0} \right)\)
D. \(\vec n = \left( {1;\,2;\,0} \right)\)
A. \({\left( {x - 1} \right)^2} + {\left( {y + 4} \right)^2} + {\left( {z - 2} \right)^2} = 9\)
B. \({\left( {x + 1} \right)^2} + {\left( {y - 4} \right)^2} + {\left( {z - 2} \right)^2} = 9\)
C. \({\left( {x - 1} \right)^2} + {\left( {y + 4} \right)^2} + {\left( {z + 2} \right)^2} = 81\)
D. \({\left( {x + 1} \right)^2} + {\left( {y - 4} \right)^2} + {\left( {z - 2} \right)^2} = 81\)
A. 40
B. 30
C. 60
D. 50
A. \(\frac{{x - 2}}{{ - 1}} = \frac{{y + 1}}{3} = \frac{{z + 2}}{5}\)
B. \(\frac{{x + 2}}{{ - 1}} = \frac{{y - 1}}{{ - 3}} = \frac{{z - 2}}{5}\)
C. \(\frac{{x - 2}}{{ - 1}} = \frac{{y - 1}}{3} = \frac{{z - 2}}{5}\)
D. \(\frac{{x + 2}}{{ - 1}} = \frac{{y - 1}}{3} = \frac{{z - 2}}{5}\)
A.
\(\left\{ \begin{array}{l}
x = - 1 - t\\
y = 1 - t\\
z = 3 + t
\end{array} \right.\)
B.
\(\left\{ \begin{array}{l}
x = - 1 - t\\
y = 1 + t\\
z = 3 + t
\end{array} \right.\)
C.
\(\left\{ \begin{array}{l}
x = - 1 - t\\
y = 1 + t\\
z = 1 + 3t
\end{array} \right.\)
D.
\(\left\{ \begin{array}{l}
x = - t\\
y = 1 + t\\
z = 3 + t
\end{array} \right.\)
A. \(16x - 40y - 44z + 39 = 0\)
B. \(16x + 40y - 44z + 39 = 0\)
C. \(16x + 40y + 44z - 39 = 0\)
D. \(16x - 40y - 44z - 39 = 0\)
A. Q(- 2;- 1;- 1)
B. P(2;1;1)
C. M(- 3;- 1;3)
D. N(3;1;- 3)
A. \(3x - 2y - z - 7 = 0\)
B. \(3x - 2y - z + 7 = 0\)
C. \( - 2x + y - z + 7 = 0\)
D. \( - 2x + y - z - 7 = 0\)
A. \(I\left( { - 1;2;0} \right),{\rm{ }}R = 2\)
B. \(I\left( {1; - 2;0} \right),{\rm{ }}R = 2\)
C. \(I\left( { - 1;2;0} \right),{\rm{ }}R = 4\)
D. \(I\left( {1; - 2;0} \right),{\rm{ }}R = 4\)
A. 9
B. 6
C. Kết quả khác
D. 4
A. (- 3;- 2;6)
B. (2; - 5;4)
C. (- 1;1;10)
D. (1;- 1;- 10)
A. \(\frac{x}{2} + \frac{y}{1} + \frac{z}{3} = 1\)
B. \(\frac{x}{2} + \frac{y}{1} + \frac{z}{3} = - 1\)
C. \(\frac{x}{1} + \frac{y}{3} + \frac{z}{2} = - 1\)
D. \(\frac{x}{1} + \frac{y}{3} + \frac{z}{2} = 1\)
A. \( - y + 2z - 3 = 0\)
B. \(y + 2z - 5 = 0\)
C. \(2x - y - 1 = 0\)
D. \(2x - y + 1 = 0\)
A. \(\overrightarrow x = \left( {3;2; - 2} \right)\)
B. \(\overrightarrow x = \left( {2;3;1} \right)\)
C. \(\overrightarrow x = \left( {1;3;2} \right)\)
D. \(\overrightarrow x = \left( {2;3; - 2} \right)\)
A. \(\left( P \right):2x + y - 6 = 0\)
B. \(\left( P \right):x + 5y + 8z + 16 = 0\)
C. \(\left( P \right):x + 5y + 8z - 16 = 0\)
D. \(\left( P \right):x + 4y + 6z - 12 = 0\)
A. \(\left( P \right):3x + 4z = 0\)
B. \(\left( P \right):4y + 3z = 0\)
C. \(\left( P \right):3x + 4y = 0\)
D. \(\left( P \right):4x + 3y = 0\)
A. (- 2;3;- 3)
B. (4;- 6;6)
C. (1;2;- 1)
D. (2;- 3;3)
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