Tìm tập xác định \(D\)của hàm số\(y = {\left( {{x^2} - 1} \right)^{\frac{\pi }{3}}}\).

A. \(\frac{{46}}{{125}}\).

B. \(\frac{{121}}{{625}}\).

C. \(\frac{{36}}{{125}}\).

D. \(\frac{{181}}{{625}}\).

A. \[S = \pi \int\limits_{ - 1}^3 {{{\left( {{x^3} - 2{x^2} - 3x} \right)}^2}dx} \].

B. \(S = \int\limits_{ - 1}^3 {\left( {{x^3} - 2{x^2} - 3x} \right)dx} \).

C.\(S = \int\limits_{ - 1}^0 {\left( {{x^3} - 2{x^2} - 3x} \right)dx} + \int\limits_0^3 {\left( {2{x^2} + 3x - {x^3}} \right)dx} \).

D. \(S = \int\limits_{ - 1}^0 {\left( {2{x^2} + 3x - {x^3}} \right)dx} + \int\limits_0^3 {\left( {{x^3} - 2{x^2} - 3x} \right)dx} \).

A. 5.

B. 10.

C. 15.

D. 30.

A. \({u_{10}} = - 31\).

B. \({u_{10}} = - 23\).

C. \({u_{10}} = - 20\).

D. \({u_{10}} = 15\).

A. \(\frac{3}{2}{\log _2}a\).

B. \(\frac{1}{3}{\log _2}a\).

C. \(3 + 3{\log _2}a\).

D. \(3{\log _2}a\).

A. \(S = \left\{ 0 \right\}\).

B. \(S = \left\{ 5 \right\}\).

C. \(S = \left\{ 4 \right\}\).

D.\(S = \left\{ {0\,;\,5} \right\}\).

A. \(C_6^1.C_6^2.C_6^3\).

B. \(A_6^1.A_6^2.A_6^3\).

C. \(A_6^1.A_5^2.1\).

D. \(C_6^1.C_5^2.1\).