3.3.68 \(\int (a+b \sec (c+d x))^n \sin ^5(c+d x) \, dx\) [268]

Optimal. Leaf size=150 \[ \frac {b \, _2F_1\left (2,1+n;2+n;1+\frac {b \sec (c+d x)}{a}\right ) (a+b \sec (c+d x))^{1+n}}{a^2 d (1+n)}-\frac {2 b^3 \, _2F_1\left (4,1+n;2+n;1+\frac {b \sec (c+d x)}{a}\right ) (a+b \sec (c+d x))^{1+n}}{a^4 d (1+n)}+\frac {b^5 \, _2F_1\left (6,1+n;2+n;1+\frac {b \sec (c+d x)}{a}\right ) (a+b \sec (c+d x))^{1+n}}{a^6 d (1+n)} \]

[Out]

b*hypergeom([2, 1+n],[2+n],1+b*sec(d*x+c)/a)*(a+b*sec(d*x+c))^(1+n)/a^2/d/(1+n)-2*b^3*hypergeom([4, 1+n],[2+n]
,1+b*sec(d*x+c)/a)*(a+b*sec(d*x+c))^(1+n)/a^4/d/(1+n)+b^5*hypergeom([6, 1+n],[2+n],1+b*sec(d*x+c)/a)*(a+b*sec(
d*x+c))^(1+n)/a^6/d/(1+n)

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Rubi [A]
time = 0.09, antiderivative size = 150, normalized size of antiderivative = 1.00, number of steps used = 6, number of rules used = 3, integrand size = 21, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.143, Rules used = {3959, 186, 67} \begin {gather*} \frac {b^5 (a+b \sec (c+d x))^{n+1} \, _2F_1\left (6,n+1;n+2;\frac {b \sec (c+d x)}{a}+1\right )}{a^6 d (n+1)}-\frac {2 b^3 (a+b \sec (c+d x))^{n+1} \, _2F_1\left (4,n+1;n+2;\frac {b \sec (c+d x)}{a}+1\right )}{a^4 d (n+1)}+\frac {b (a+b \sec (c+d x))^{n+1} \, _2F_1\left (2,n+1;n+2;\frac {b \sec (c+d x)}{a}+1\right )}{a^2 d (n+1)} \end {gather*}

Antiderivative was successfully verified.

[In]

Int[(a + b*Sec[c + d*x])^n*Sin[c + d*x]^5,x]

[Out]

(b*Hypergeometric2F1[2, 1 + n, 2 + n, 1 + (b*Sec[c + d*x])/a]*(a + b*Sec[c + d*x])^(1 + n))/(a^2*d*(1 + n)) -
(2*b^3*Hypergeometric2F1[4, 1 + n, 2 + n, 1 + (b*Sec[c + d*x])/a]*(a + b*Sec[c + d*x])^(1 + n))/(a^4*d*(1 + n)
) + (b^5*Hypergeometric2F1[6, 1 + n, 2 + n, 1 + (b*Sec[c + d*x])/a]*(a + b*Sec[c + d*x])^(1 + n))/(a^6*d*(1 +
n))

Rule 67

Int[((b_.)*(x_))^(m_)*((c_) + (d_.)*(x_))^(n_), x_Symbol] :> Simp[((c + d*x)^(n + 1)/(d*(n + 1)*(-d/(b*c))^m))
*Hypergeometric2F1[-m, n + 1, n + 2, 1 + d*(x/c)], x] /; FreeQ[{b, c, d, m, n}, x] &&  !IntegerQ[n] && (Intege
rQ[m] || GtQ[-d/(b*c), 0])

Rule 186

Int[((a_.) + (b_.)*(x_))^(m_)*((c_.) + (d_.)*(x_))^(n_)*((e_.) + (f_.)*(x_))^(p_)*((g_.) + (h_.)*(x_))^(q_), x
_Symbol] :> Int[ExpandIntegrand[(a + b*x)^m*(c + d*x)^n*(e + f*x)^p*(g + h*x)^q, x], x] /; FreeQ[{a, b, c, d,
e, f, g, h, m, n}, x] && IntegersQ[p, q]

Rule 3959

Int[cos[(e_.) + (f_.)*(x_)]^(p_.)*(csc[(e_.) + (f_.)*(x_)]*(b_.) + (a_))^(m_), x_Symbol] :> Dist[-f^(-1), Subs
t[Int[(-1 + x)^((p - 1)/2)*(1 + x)^((p - 1)/2)*((a + b*x)^m/x^(p + 1)), x], x, Csc[e + f*x]], x] /; FreeQ[{a,
b, e, f, m}, x] && IntegerQ[(p - 1)/2] && NeQ[a^2 - b^2, 0]

Rubi steps

\begin {align*} \int (a+b \sec (c+d x))^n \sin ^5(c+d x) \, dx &=-\frac {\text {Subst}\left (\int \frac {(-1+x)^2 (1+x)^2 (a-b x)^n}{x^6} \, dx,x,-\sec (c+d x)\right )}{d}\\ &=-\frac {\text {Subst}\left (\int \left (\frac {(a-b x)^n}{x^6}-\frac {2 (a-b x)^n}{x^4}+\frac {(a-b x)^n}{x^2}\right ) \, dx,x,-\sec (c+d x)\right )}{d}\\ &=-\frac {\text {Subst}\left (\int \frac {(a-b x)^n}{x^6} \, dx,x,-\sec (c+d x)\right )}{d}-\frac {\text {Subst}\left (\int \frac {(a-b x)^n}{x^2} \, dx,x,-\sec (c+d x)\right )}{d}+\frac {2 \text {Subst}\left (\int \frac {(a-b x)^n}{x^4} \, dx,x,-\sec (c+d x)\right )}{d}\\ &=\frac {b \, _2F_1\left (2,1+n;2+n;1+\frac {b \sec (c+d x)}{a}\right ) (a+b \sec (c+d x))^{1+n}}{a^2 d (1+n)}-\frac {2 b^3 \, _2F_1\left (4,1+n;2+n;1+\frac {b \sec (c+d x)}{a}\right ) (a+b \sec (c+d x))^{1+n}}{a^4 d (1+n)}+\frac {b^5 \, _2F_1\left (6,1+n;2+n;1+\frac {b \sec (c+d x)}{a}\right ) (a+b \sec (c+d x))^{1+n}}{a^6 d (1+n)}\\ \end {align*}

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Mathematica [B] Leaf count is larger than twice the leaf count of optimal. \(562\) vs. \(2(150)=300\).
time = 5.61, size = 562, normalized size = 3.75 \begin {gather*} -\frac {\cos ^6\left (\frac {1}{2} (c+d x)\right ) \cos (c+d x) \left (192 a^3 (-1+n) (b+a \cos (c+d x))^2-240 a^3 (-1+n) (b+a \cos (c+d x))^2 \sec ^2\left (\frac {1}{2} (c+d x)\right )-24 a^2 (2 a-b (-4+n)) (-1+n) (b+a \cos (c+d x))^2 \sec ^2\left (\frac {1}{2} (c+d x)\right )+40 a^2 (2 a-b (-3+n)) (-1+n) (b+a \cos (c+d x))^2 \sec ^4\left (\frac {1}{2} (c+d x)\right )+a (1-n) \left (96 a^2+4 a b (6-4 n)-4 b^2 \left (12-7 n+n^2\right )\right ) (b+a \cos (c+d x))^2 \sec ^4\left (\frac {1}{2} (c+d x)\right )-10 a \left ((-1+n) \left (-14 a^2+2 a b (-1+n)+b^2 \left (6-5 n+n^2\right )\right ) (b+a \cos (c+d x))^2+b \left (24 a^3+12 a^2 b (-1+n)-4 a b^2 \left (2-3 n+n^2\right )-b^3 \left (-6+11 n-6 n^2+n^3\right )\right ) \, _2F_1\left (2,1-n;2-n;\frac {a \cos (c+d x)}{b+a \cos (c+d x)}\right )\right ) \sec ^6\left (\frac {1}{2} (c+d x)\right )+\left ((-1+n) \left (-84 a^3+2 a^2 b (18-7 n)+4 a b^2 \left (9-9 n+2 n^2\right )+b^3 \left (-24+26 n-9 n^2+n^3\right )\right ) (b+a \cos (c+d x))^2+b \left (120 a^4+120 a^3 b (-1+n)-10 a b^3 \left (-6+11 n-6 n^2+n^3\right )-b^4 \left (24-50 n+35 n^2-10 n^3+n^4\right )\right ) \, _2F_1\left (2,1-n;2-n;\frac {a \cos (c+d x)}{b+a \cos (c+d x)}\right )\right ) \sec ^6\left (\frac {1}{2} (c+d x)\right )\right ) (a+b \sec (c+d x))^n}{120 a^4 d (-1+n) (b+a \cos (c+d x))} \end {gather*}

Antiderivative was successfully verified.

[In]

Integrate[(a + b*Sec[c + d*x])^n*Sin[c + d*x]^5,x]

[Out]

-1/120*(Cos[(c + d*x)/2]^6*Cos[c + d*x]*(192*a^3*(-1 + n)*(b + a*Cos[c + d*x])^2 - 240*a^3*(-1 + n)*(b + a*Cos
[c + d*x])^2*Sec[(c + d*x)/2]^2 - 24*a^2*(2*a - b*(-4 + n))*(-1 + n)*(b + a*Cos[c + d*x])^2*Sec[(c + d*x)/2]^2
+ 40*a^2*(2*a - b*(-3 + n))*(-1 + n)*(b + a*Cos[c + d*x])^2*Sec[(c + d*x)/2]^4 + a*(1 - n)*(96*a^2 + 4*a*b*(6
- 4*n) - 4*b^2*(12 - 7*n + n^2))*(b + a*Cos[c + d*x])^2*Sec[(c + d*x)/2]^4 - 10*a*((-1 + n)*(-14*a^2 + 2*a*b*
(-1 + n) + b^2*(6 - 5*n + n^2))*(b + a*Cos[c + d*x])^2 + b*(24*a^3 + 12*a^2*b*(-1 + n) - 4*a*b^2*(2 - 3*n + n^
2) - b^3*(-6 + 11*n - 6*n^2 + n^3))*Hypergeometric2F1[2, 1 - n, 2 - n, (a*Cos[c + d*x])/(b + a*Cos[c + d*x])])
*Sec[(c + d*x)/2]^6 + ((-1 + n)*(-84*a^3 + 2*a^2*b*(18 - 7*n) + 4*a*b^2*(9 - 9*n + 2*n^2) + b^3*(-24 + 26*n -
9*n^2 + n^3))*(b + a*Cos[c + d*x])^2 + b*(120*a^4 + 120*a^3*b*(-1 + n) - 10*a*b^3*(-6 + 11*n - 6*n^2 + n^3) -
b^4*(24 - 50*n + 35*n^2 - 10*n^3 + n^4))*Hypergeometric2F1[2, 1 - n, 2 - n, (a*Cos[c + d*x])/(b + a*Cos[c + d*
x])])*Sec[(c + d*x)/2]^6)*(a + b*Sec[c + d*x])^n)/(a^4*d*(-1 + n)*(b + a*Cos[c + d*x]))

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Maple [F]
time = 0.35, size = 0, normalized size = 0.00 \[\int \left (a +b \sec \left (d x +c \right )\right )^{n} \left (\sin ^{5}\left (d x +c \right )\right )\, dx\]

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((a+b*sec(d*x+c))^n*sin(d*x+c)^5,x)

[Out]

int((a+b*sec(d*x+c))^n*sin(d*x+c)^5,x)

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Maxima [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Failed to integrate} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((a+b*sec(d*x+c))^n*sin(d*x+c)^5,x, algorithm="maxima")

[Out]

integrate((b*sec(d*x + c) + a)^n*sin(d*x + c)^5, x)

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Fricas [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((a+b*sec(d*x+c))^n*sin(d*x+c)^5,x, algorithm="fricas")

[Out]

integral((cos(d*x + c)^4 - 2*cos(d*x + c)^2 + 1)*(b*sec(d*x + c) + a)^n*sin(d*x + c), x)

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Sympy [F(-2)]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {Exception raised: SystemError} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((a+b*sec(d*x+c))**n*sin(d*x+c)**5,x)

[Out]

Exception raised: SystemError >> excessive stack use: stack is 3005 deep

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Giac [F]
time = 0.00, size = 0, normalized size = 0.00 \begin {gather*} \text {could not integrate} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((a+b*sec(d*x+c))^n*sin(d*x+c)^5,x, algorithm="giac")

[Out]

integrate((b*sec(d*x + c) + a)^n*sin(d*x + c)^5, x)

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Mupad [F]
time = 0.00, size = -1, normalized size = -0.01 \begin {gather*} \int {\sin \left (c+d\,x\right )}^5\,{\left (a+\frac {b}{\cos \left (c+d\,x\right )}\right )}^n \,d x \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(sin(c + d*x)^5*(a + b/cos(c + d*x))^n,x)

[Out]

int(sin(c + d*x)^5*(a + b/cos(c + d*x))^n, x)

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