A.-1   
B.1    
C.-2    
D.2

A.\(\left( {1;3} \right)\)
B.\(\left( {0;2} \right)\)
C.\(\left( {2;4} \right)\)
D.\(\left( {3;4} \right)\)

A.\(\omega L\).
B.\(\frac{1}{{\sqrt {\omega L} }}\).
C.\(\sqrt {\omega L} \).
D.\(\frac{1}{{\omega L}}\).

A.\(3{e^{3x}} + C\)
B.\(\dfrac{{{e^{3x}}}}{{3\ln 3}} + C\)
C.\({e^{3x}} + C\)
D.\(\dfrac{1}{3}{e^{3x}} + C\)

A.\(4\)
B.\(5\)
C.\(2\)
D.\(3\)

A.\(M + m = \dfrac{1}{5}\)
B.\(M + m =  - \dfrac{1}{5}\)
C.\(M + m =  - \dfrac{4}{5}\)
D.\(M + m =  - 1\)

A.\(D = \left( { - 1;3} \right)\) 
B.\(D = \left( { - \infty ; - 1} \right) \cup \left( {3; + \infty } \right)\)
C.\(D = \left( { - \infty ; - 1} \right] \cup \left[ {3; + \infty } \right)\) 
D.\(D = \left[ { - 1;3} \right]\)

A.\(x = 3a + 5b\)
B.\(x = {a^5}{b^3}\)
C.\(x = {a^5} + {b^3}\)
D.\(x = 5a + 3b\)

A.\(24\pi \sqrt 5 \)
B.\(48\pi \)
C.\(24\pi \)
D.\(f\left( t \right) = {t^2} + t\)

A.\(f\left( t \right) = 2{t^2} - 2t\)
B.\(f\left( t \right) = {t^2} - t\)
C.\(f\left( t \right) = t - 1\)
D.\(f\left( t \right) = {t^2} + t\)