A.\({30^0}\)B.\({45^0}\)C.\({90^0}\)D.\({60^{}}^0\)
A.\(7\)B.\(13\)C.\(5\)D.\(6\)
A.\(\left\{ 0 \right\}\)B.\(\left\{ 4 \right\}\)C.\(\left\{ {0;4} \right\}\)D.\(\left\{ {0; - 4} \right\}\)
A.\(\dfrac{1}{5}\)B.\(\dfrac{6}{{11}}\)C.\(\dfrac{{11}}{{435}}\)D.\(\dfrac{2}{{29}}\)
A.\(S = \left( { - \infty ;13} \right]\)B.\(S = \left[ {13; + \infty } \right)\)C.\(S = \left( { - \infty ;13} \right)\)D.\(S = \left( {13; + \infty } \right)\)
A.\(M = - 5\)B.\(M = - \dfrac{1}{3}\)C.\(M = \dfrac{1}{3}\)D.\(M = 5\)
A.\(4\)B.Vô sốC.\(3\)D.\(5\)
A.\(H\left( {1;2;1} \right)\)B.\(H\left( { - 8;4;3} \right)\)C.\(H\left( {4; - 4;1} \right)\)D.\(H\left( {1; - 2;3} \right)\)
A.\(3{e^{3x}} + x + C\)B.\(3{e^{3x}} + C\)C.\(\dfrac{1}{3}{e^{3x}} + C\)D.\(\dfrac{1}{3}{e^{3x}} + x + C\)
A.\(\overline z = - 3 + 5i\)B.\(\overline z = - 3 - 5i\)C.\(\overline z = 3 + 5i\)D.\(\overline z = 3 - 5i\)
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