1003107913 Level: CWhich method is the most effective to solve the indefinite integral ∫sin(lnx)dx in the range (0;∞)?By parts integration, when we let u(x)=sin(lnx), where u(x) is the integrated function, and we let v′(x)=1, where v′(x) is the differentiated function.By substitution, a=sinx.By parts integration, when we let u(x)=lnx, where u(x) is the integrated function, and we let v′(x)=sinx, where v′(x) is the differentiated function.By substitution, t=sin(lnx).
1003107912 Level: CWhich method is the most effective to solve the indefinite integral ∫dxxlnx in the range (1;∞)?By substitution, a=lnx.By parts integration, when we let u(x)=1x, where u(x) is the integrated function, and we let v′(x)=lnx, where v′(x) is the differentiated function.By substitution, a=1x.By factorization into ∫1xdx⋅∫1lnxdx.
1003107911 Level: CSolve the indefinite integral ∫sinxdx in the range (0;∞).−2xcosx+2sinx+c, c∈R2xcosx+2sinx+c, c∈R2xcosx−2sinx+c, c∈R−cosx, c∈R
1003107910 Level: CSolve the indefinite integral ∫esinxcosxdx of a real-valued function.esinx+c, c∈R−sinx⋅esinx+c, c∈Recosx+c, c∈Resinx⋅cosx+c, c∈R
1003107909 Level: CSolve the indefinite integral ∫lnx5xdx in the range (0;∞).56lnx⋅lnx5+c, c∈R56lnx⋅lnx6+c, c∈R65lnx⋅lnx5+c, c∈R65lnx⋅lnx6+c, c∈R
1003107908 Level: CSolve the indefinite integral ∫cos2xsin2xdx in the range (π;32π).−cotgx−2x+c, c∈Rcotgx−2x+c, c∈R−tgx−2x+c, c∈R−cotgx+c, c∈R
1003107907 Level: CSolve the indefinite integral ∫cotg2xdx in the range (π;2π).−cotgx−x+c, c∈Rcotgx−x+c, c∈Rtgx−x+c, c∈R−tg2x+c, c∈R
1003107906 Level: CSolve the indefinite integral ∫dxcotgx⋅sin2x in the range (0;π2).12tgx+c, c∈R12cotgx+c, c∈Rln|sin2x|+c, c∈R−12tgx+c, c∈R
1003107905 Level: CSolve the indefinite integral ∫(abec−bx2+5b−sinc)dc of a real-valued function, where a, b, x are real numbers.abec−bcx2+c⋅5b+cosc+k, k∈Rec−cosc+k, k∈Rabec−bcx2+c⋅5b−cosc+k, k∈Rabec−bcx2+5b⋅c−sinc+k, k∈R