Tìm vi phân của các hàm số \(y = {(3x + 1)^{10}}\)

A. .$dy=2(x-1)dx$

B.$dy=2(x-1)$

C.$dy=(x-1)dx$

D.$dy={(x-1)}^{2}dx$

A. \({\rm{d}}y = \left( { - \cos x + 3\sin x} \right){\rm{d}}x\).

B. \({\rm{d}}y = \left( { - \cos x - 3\sin x} \right){\rm{d}}x\).

C. \({\rm{d}}y = \left( {\cos x + 3\sin x} \right){\rm{d}}x\).

D. \({\rm{d}}y = - \left( {\cos x + 3\sin x} \right){\rm{d}}x\).

A. \(dy = (1 + {\tan ^2}2x)dx\)

B. \(dy = (1 - {\tan ^2}2x)dx\)

C. \(dy = 2(1 - {\tan ^2}2x)dx\)

D. \(dy = 2(1 + {\tan ^2}2x)dx\)

A. \(dy = \left( {\cos 2x + 3{{\sin }^2}x\cos x} \right)dx\)

B. \(dy = \left( {2\cos 2x + 3{{\sin }^2}x\cos x} \right)dx\)

C. \(dy = \left( {2\cos 2x + {{\sin }^2}x\cos x} \right)dx\)

D. \(dy = \left( {\cos 2x + {{\sin }^2}x\cos x} \right)dx\)

A. \(dy = \frac{1}{{\sqrt[3]{{{{(x + 1)}^2}}}}}dx\)

B. \(dy = \frac{3}{{\sqrt[3]{{{{(x + 1)}^2}}}}}dx\)

C. \(dy = \frac{2}{{\sqrt[3]{{{{(x + 1)}^2}}}}}dx\)

D. \(dy = \frac{1}{{3\sqrt[3]{{{{(x + 1)}^2}}}}}dx\)

A.-0,07

B.10.

C.1,1

D. - 0,4

A. $dy=\frac{5x}{{\cos }^{2}5x}$$dx$

B. $dy=\frac{-5x}{{\sin }^{2}5x}$$dx$

C. $dy=\frac{5}{co{s}^{2}5x}$$dx$