A. \(\cos x\)
B. \(-\cot x\)
C. \(-\cos x\)
D. \(\tan x\)
A. \(\frac{{19}}{2}\)
B. \(\frac{{5}}{2}\)
C. 9
D. \(\frac{{27}}{2}\)
A. \({x^4} + C\)
B. \(3{x^2} + C\)
C. \({x^2} + C\)
D. \(\frac{{{x^4}}}{4} + C\)
A. \(\frac{{{{\left( {2x - 1} \right)}^5}}}{5} + C\)
B. \(8{\left( {2x - 1} \right)^3} + C\)
C. \(4{\left( {2x - 1} \right)^3} + C\)
D. \(\frac{{{{\left( {2x - 1} \right)}^5}}}{10} + C\)
A. 4
B. - 4
C. 16
D. - 16
A. \(I = \frac{1}{2}.\int\limits_1^2 {\frac{{dt}}{t}} \)
B. \(I = \int\limits_0^1 {\frac{{dt}}{t}} \)
C. \(I = \frac{1}{2}.\int\limits_0^1 {\frac{{dt}}{t}} \)
D. \(I = \int\limits_1^2 {\frac{{dt}}{t}} \)
A. \(\frac{4}{3}\) (đvdt)
B. \(\frac{7}{3}\) (đvdt)
C. \(\frac{8}{3}\) (đvdt)
D. \(\frac{5}{3}\) (đvdt)
A. \(\frac{{2\sqrt 3 + 1}}{4}\)
B. \(\frac{{\sqrt 3 - 1}}{4}\)
C. \(\frac{{\sqrt 3 + 1}}{4}\)
D. \(\frac{{2\sqrt 3 - 1}}{4}\)
A. \(\frac{\pi }{4}\left( {{e^2} +1} \right)\) (đvtt)
B. \(\frac{\pi }{4}\left( {{e^2} - 1} \right)\) (đvtt)
C. \(\frac{1}{4}\left( {{e^2} - 1} \right)\) (đvtt)
D. \(\frac{1}{4}\left( {{e^2} + 1} \right)\) (đvtt)
A. \(\frac{{5{e^6} - 1}}{{36}}\)
B. \(\frac{{2{e^6} + 3}}{{36}}\)
C. \(\frac{{5{e^6} + 1}}{{36}}\)
D. \(\frac{{2{e^6} - 3}}{{36}}\)
A. m = 1
B. m = 2
C. \(m = \frac{1}{2}\)
D. m = 4
A. \(\overline z = - 3 + i\)
B. \(\overline z = - 3 - i\)
C. \(\overline z = 3 + i\)
D. \(\overline z = 3 - i\)
A. \(\frac{{33\pi }}{5}\) (đvtt)
B. \(\frac{{8\pi }}{3}\) (đvtt)
C. \(\frac{{32\pi }}{5}\) (đvtt)
D. \(\frac{{132\pi }}{5}\) (đvtt)
A. \(w = 7 - 3i\)
B. \(w = - 7 - 7i\)
C. \(w = - 3 - 3i\)
D. \(w = 3 + 7i\)
A. N(-1;-5)
B. M(5;-1)
C. Q(-1;5)
D. P(-5;-1)
A. 21
B. 31
C. 27
D. 17
A. \(\frac{7}{3}\)
B. \(\frac{16}{3}\)
C. \(\frac{{112}}{3}\)
D. \(\frac{{17}}{3}\)
A. 5(1+ln2).
B. 2ln5+4.
C. 2(1+ln5).
D. 4ln5+2.
A. \(\left| z \right| = 2\sqrt {10} \)
B. \(\left| z \right| = \sqrt {10} \)
C. \(\left| z \right| = 2\sqrt 5 \)
D. \(\left| z \right| = \sqrt 5 \)
A. \(\frac{{13}}{6}\)
B. \(\frac{{17}}{6}\)
C. \(\frac{{17}}{9}\)
D. \(\frac{{31}}{3}\)
A. \(I = \left( {1 - 3x} \right){e^x} + c\)
B. \(I = \left( {1 + 2x} \right){e^x} + c\)
C. \(I = \left( {1 - 2x} \right){e^x} + c\)
D. \(I = \left( {3 - x} \right){e^x} + c\)
A. P = - 1
B. P = - 2
C. P = 1
D. P = 2
A. \(\pi + \frac{2}{3}\)
B. \(\frac{\pi }{2} + \frac{1}{3}\)
C. \(2\pi + \frac{2}{3}\)
D. \(2\pi - \frac{2}{3}\)
A. \(V = \sqrt 2 \)
B. \(V = 1 - \frac{\pi }{4}\)
C. \(V = \frac{{\sqrt 2 }}{2}\left( {1 - \frac{\pi }{4}} \right)\)
D. \(V = \frac{{\pi \sqrt 2 }}{8}\)
A. \(I = \frac{7}{6}\)
B. \(I = \frac{5}{{12}}\)
C. \(I = \frac{{25}}{{24}}\)
D. \(I = \frac{{23}}{{24}}\)
A. \(I = - \frac{4}{5}\)
B. \(I = \frac{1}{5}\)
C. \(I = \frac{2}{5}\)
D. \(I =- \frac{3}{5}\)
A. \(S = \frac{{3185}}{{24}}\left( m \right)\)
B. \(S = \frac{{245}}{2}\left( m \right)\)
C. \(S = \frac{{245}}{{24}}\left( m \right)\)
D. \(S = \frac{{2695}}{{24}}\left( m \right)\)
A. \(V = 9\pi \)
B. \(V = \frac{{27\pi }}{2}\)
C. \(V = \frac{{55\pi }}{6}\)
D. \(V = \frac{{9\pi }}{2}\)
A. P = 5
B. P = 3
C. P = 7
D. P = 9
A. \(a=b\)
B. \(b>a\)
C. \(a+2b=0\)
D. \(2a+b=0\)
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