3.49 \(\int (d \cot (e+f x))^n \csc (e+f x) \, dx\)

Optimal. Leaf size=77 \[ -\frac {\csc (e+f x) \sin ^2(e+f x)^{\frac {n+2}{2}} (d \cot (e+f x))^{n+1} \, _2F_1\left (\frac {n+1}{2},\frac {n+2}{2};\frac {n+3}{2};\cos ^2(e+f x)\right )}{d f (n+1)} \]

[Out]

-(d*cot(f*x+e))^(1+n)*csc(f*x+e)*hypergeom([1+1/2*n, 1/2+1/2*n],[3/2+1/2*n],cos(f*x+e)^2)*(sin(f*x+e)^2)^(1+1/
2*n)/d/f/(1+n)

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Rubi [A]  time = 0.03, antiderivative size = 77, normalized size of antiderivative = 1.00, number of steps used = 1, number of rules used = 1, integrand size = 17, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.059, Rules used = {2617} \[ -\frac {\csc (e+f x) \sin ^2(e+f x)^{\frac {n+2}{2}} (d \cot (e+f x))^{n+1} \, _2F_1\left (\frac {n+1}{2},\frac {n+2}{2};\frac {n+3}{2};\cos ^2(e+f x)\right )}{d f (n+1)} \]

Antiderivative was successfully verified.

[In]

Int[(d*Cot[e + f*x])^n*Csc[e + f*x],x]

[Out]

-(((d*Cot[e + f*x])^(1 + n)*Csc[e + f*x]*Hypergeometric2F1[(1 + n)/2, (2 + n)/2, (3 + n)/2, Cos[e + f*x]^2]*(S
in[e + f*x]^2)^((2 + n)/2))/(d*f*(1 + n)))

Rule 2617

Int[((a_.)*sec[(e_.) + (f_.)*(x_)])^(m_.)*((b_.)*tan[(e_.) + (f_.)*(x_)])^(n_), x_Symbol] :> Simp[((a*Sec[e +
f*x])^m*(b*Tan[e + f*x])^(n + 1)*(Cos[e + f*x]^2)^((m + n + 1)/2)*Hypergeometric2F1[(n + 1)/2, (m + n + 1)/2,
(n + 3)/2, Sin[e + f*x]^2])/(b*f*(n + 1)), x] /; FreeQ[{a, b, e, f, m, n}, x] &&  !IntegerQ[(n - 1)/2] &&  !In
tegerQ[m/2]

Rubi steps

\begin {align*} \int (d \cot (e+f x))^n \csc (e+f x) \, dx &=-\frac {(d \cot (e+f x))^{1+n} \csc (e+f x) \, _2F_1\left (\frac {1+n}{2},\frac {2+n}{2};\frac {3+n}{2};\cos ^2(e+f x)\right ) \sin ^2(e+f x)^{\frac {2+n}{2}}}{d f (1+n)}\\ \end {align*}

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Mathematica [A]  time = 0.15, size = 69, normalized size = 0.90 \[ -\frac {(d \cot (e+f x))^n \, _2F_1\left (-n,-\frac {n}{2};1-\frac {n}{2};\tan ^2\left (\frac {1}{2} (e+f x)\right )\right ) \left (\cos (e+f x) \sec ^2\left (\frac {1}{2} (e+f x)\right )\right )^{-n}}{f n} \]

Antiderivative was successfully verified.

[In]

Integrate[(d*Cot[e + f*x])^n*Csc[e + f*x],x]

[Out]

-(((d*Cot[e + f*x])^n*Hypergeometric2F1[-n, -1/2*n, 1 - n/2, Tan[(e + f*x)/2]^2])/(f*n*(Cos[e + f*x]*Sec[(e +
f*x)/2]^2)^n))

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fricas [F]  time = 1.10, size = 0, normalized size = 0.00 \[ {\rm integral}\left (\left (d \cot \left (f x + e\right )\right )^{n} \csc \left (f x + e\right ), x\right ) \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((d*cot(f*x+e))^n*csc(f*x+e),x, algorithm="fricas")

[Out]

integral((d*cot(f*x + e))^n*csc(f*x + e), x)

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giac [F]  time = 0.00, size = 0, normalized size = 0.00 \[ \int \left (d \cot \left (f x + e\right )\right )^{n} \csc \left (f x + e\right )\,{d x} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((d*cot(f*x+e))^n*csc(f*x+e),x, algorithm="giac")

[Out]

integrate((d*cot(f*x + e))^n*csc(f*x + e), x)

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maple [F]  time = 1.47, size = 0, normalized size = 0.00 \[ \int \left (d \cot \left (f x +e \right )\right )^{n} \csc \left (f x +e \right )\, dx \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((d*cot(f*x+e))^n*csc(f*x+e),x)

[Out]

int((d*cot(f*x+e))^n*csc(f*x+e),x)

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maxima [F]  time = 0.00, size = 0, normalized size = 0.00 \[ \int \left (d \cot \left (f x + e\right )\right )^{n} \csc \left (f x + e\right )\,{d x} \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((d*cot(f*x+e))^n*csc(f*x+e),x, algorithm="maxima")

[Out]

integrate((d*cot(f*x + e))^n*csc(f*x + e), x)

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mupad [F]  time = 0.00, size = -1, normalized size = -0.01 \[ \int \frac {{\left (d\,\mathrm {cot}\left (e+f\,x\right )\right )}^n}{\sin \left (e+f\,x\right )} \,d x \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((d*cot(e + f*x))^n/sin(e + f*x),x)

[Out]

int((d*cot(e + f*x))^n/sin(e + f*x), x)

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sympy [F]  time = 0.00, size = 0, normalized size = 0.00 \[ \int \left (d \cot {\left (e + f x \right )}\right )^{n} \csc {\left (e + f x \right )}\, dx \]

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((d*cot(f*x+e))**n*csc(f*x+e),x)

[Out]

Integral((d*cot(e + f*x))**n*csc(e + f*x), x)

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