3.6.9 \(\int \frac {(a+b x)^{5/2} (A+B x)}{x^{11/2}} \, dx\) [509]

Optimal. Leaf size=53 \[ -\frac {2 A (a+b x)^{7/2}}{9 a x^{9/2}}+\frac {2 (2 A b-9 a B) (a+b x)^{7/2}}{63 a^2 x^{7/2}} \]

[Out]

-2/9*A*(b*x+a)^(7/2)/a/x^(9/2)+2/63*(2*A*b-9*B*a)*(b*x+a)^(7/2)/a^2/x^(7/2)

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Rubi [A]
time = 0.01, antiderivative size = 53, normalized size of antiderivative = 1.00, number of steps used = 2, number of rules used = 2, integrand size = 20, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.100, Rules used = {79, 37} \begin {gather*} \frac {2 (a+b x)^{7/2} (2 A b-9 a B)}{63 a^2 x^{7/2}}-\frac {2 A (a+b x)^{7/2}}{9 a x^{9/2}} \end {gather*}

Antiderivative was successfully verified.

[In]

Int[((a + b*x)^(5/2)*(A + B*x))/x^(11/2),x]

[Out]

(-2*A*(a + b*x)^(7/2))/(9*a*x^(9/2)) + (2*(2*A*b - 9*a*B)*(a + b*x)^(7/2))/(63*a^2*x^(7/2))

Rule 37

Int[((a_.) + (b_.)*(x_))^(m_.)*((c_.) + (d_.)*(x_))^(n_), x_Symbol] :> Simp[(a + b*x)^(m + 1)*((c + d*x)^(n +
1)/((b*c - a*d)*(m + 1))), x] /; FreeQ[{a, b, c, d, m, n}, x] && NeQ[b*c - a*d, 0] && EqQ[m + n + 2, 0] && NeQ
[m, -1]

Rule 79

Int[((a_.) + (b_.)*(x_))*((c_.) + (d_.)*(x_))^(n_.)*((e_.) + (f_.)*(x_))^(p_.), x_Symbol] :> Simp[(-(b*e - a*f
))*(c + d*x)^(n + 1)*((e + f*x)^(p + 1)/(f*(p + 1)*(c*f - d*e))), x] - Dist[(a*d*f*(n + p + 2) - b*(d*e*(n + 1
) + c*f*(p + 1)))/(f*(p + 1)*(c*f - d*e)), Int[(c + d*x)^n*(e + f*x)^(p + 1), x], x] /; FreeQ[{a, b, c, d, e,
f, n}, x] && LtQ[p, -1] && ( !LtQ[n, -1] || IntegerQ[p] ||  !(IntegerQ[n] ||  !(EqQ[e, 0] ||  !(EqQ[c, 0] || L
tQ[p, n]))))

Rubi steps

\begin {align*} \int \frac {(a+b x)^{5/2} (A+B x)}{x^{11/2}} \, dx &=-\frac {2 A (a+b x)^{7/2}}{9 a x^{9/2}}+\frac {\left (2 \left (-A b+\frac {9 a B}{2}\right )\right ) \int \frac {(a+b x)^{5/2}}{x^{9/2}} \, dx}{9 a}\\ &=-\frac {2 A (a+b x)^{7/2}}{9 a x^{9/2}}+\frac {2 (2 A b-9 a B) (a+b x)^{7/2}}{63 a^2 x^{7/2}}\\ \end {align*}

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Mathematica [A]
time = 0.26, size = 36, normalized size = 0.68 \begin {gather*} -\frac {2 (a+b x)^{7/2} (7 a A-2 A b x+9 a B x)}{63 a^2 x^{9/2}} \end {gather*}

Antiderivative was successfully verified.

[In]

Integrate[((a + b*x)^(5/2)*(A + B*x))/x^(11/2),x]

[Out]

(-2*(a + b*x)^(7/2)*(7*a*A - 2*A*b*x + 9*a*B*x))/(63*a^2*x^(9/2))

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Maple [A]
time = 0.08, size = 77, normalized size = 1.45

method	result	size
gosper	\(-\frac {2 \left (b x +a \right )^{\frac {7}{2}} \left (-2 A b x +9 B a x +7 A a \right )}{63 x^{\frac {9}{2}} a^{2}}\)	\(31\)
default	\(-\frac {2 \left (b x +a \right )^{\frac {3}{2}} \left (-2 A \,b^{3} x^{3}+9 B a \,b^{2} x^{3}+3 a A \,b^{2} x^{2}+18 B \,a^{2} b \,x^{2}+12 a^{2} A b x +9 a^{3} B x +7 a^{3} A \right )}{63 x^{\frac {9}{2}} a^{2}}\)	\(77\)
risch	\(-\frac {2 \sqrt {b x +a}\, \left (-2 A \,b^{4} x^{4}+9 B a \,b^{3} x^{4}+A a \,b^{3} x^{3}+27 B \,a^{2} b^{2} x^{3}+15 A \,a^{2} b^{2} x^{2}+27 B \,a^{3} b \,x^{2}+19 A \,a^{3} b x +9 B \,a^{4} x +7 A \,a^{4}\right )}{63 x^{\frac {9}{2}} a^{2}}\)	\(100\)

Verification of antiderivative is not currently implemented for this CAS.

[In]

int((b*x+a)^(5/2)*(B*x+A)/x^(11/2),x,method=_RETURNVERBOSE)

[Out]

-2/63*(b*x+a)^(3/2)/x^(9/2)*(-2*A*b^3*x^3+9*B*a*b^2*x^3+3*A*a*b^2*x^2+18*B*a^2*b*x^2+12*A*a^2*b*x+9*B*a^3*x+7*
A*a^3)/a^2

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Maxima [B] Leaf count of result is larger than twice the leaf count of optimal. 258 vs. \(2 (41) = 82\).
time = 0.29, size = 258, normalized size = 4.87 \begin {gather*} -\frac {2 \, \sqrt {b x^{2} + a x} B b^{3}}{7 \, a x} + \frac {4 \, \sqrt {b x^{2} + a x} A b^{4}}{63 \, a^{2} x} + \frac {\sqrt {b x^{2} + a x} B b^{2}}{7 \, x^{2}} - \frac {2 \, \sqrt {b x^{2} + a x} A b^{3}}{63 \, a x^{2}} - \frac {3 \, \sqrt {b x^{2} + a x} B a b}{28 \, x^{3}} + \frac {\sqrt {b x^{2} + a x} A b^{2}}{42 \, x^{3}} - \frac {15 \, \sqrt {b x^{2} + a x} B a^{2}}{28 \, x^{4}} - \frac {5 \, \sqrt {b x^{2} + a x} A a b}{252 \, x^{4}} + \frac {5 \, {\left (b x^{2} + a x\right )}^{\frac {3}{2}} B a}{4 \, x^{5}} - \frac {5 \, \sqrt {b x^{2} + a x} A a^{2}}{36 \, x^{5}} - \frac {{\left (b x^{2} + a x\right )}^{\frac {5}{2}} B}{x^{6}} + \frac {5 \, {\left (b x^{2} + a x\right )}^{\frac {3}{2}} A a}{12 \, x^{6}} - \frac {{\left (b x^{2} + a x\right )}^{\frac {5}{2}} A}{2 \, x^{7}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((b*x+a)^(5/2)*(B*x+A)/x^(11/2),x, algorithm="maxima")

[Out]

-2/7*sqrt(b*x^2 + a*x)*B*b^3/(a*x) + 4/63*sqrt(b*x^2 + a*x)*A*b^4/(a^2*x) + 1/7*sqrt(b*x^2 + a*x)*B*b^2/x^2 -
2/63*sqrt(b*x^2 + a*x)*A*b^3/(a*x^2) - 3/28*sqrt(b*x^2 + a*x)*B*a*b/x^3 + 1/42*sqrt(b*x^2 + a*x)*A*b^2/x^3 - 1
5/28*sqrt(b*x^2 + a*x)*B*a^2/x^4 - 5/252*sqrt(b*x^2 + a*x)*A*a*b/x^4 + 5/4*(b*x^2 + a*x)^(3/2)*B*a/x^5 - 5/36*
sqrt(b*x^2 + a*x)*A*a^2/x^5 - (b*x^2 + a*x)^(5/2)*B/x^6 + 5/12*(b*x^2 + a*x)^(3/2)*A*a/x^6 - 1/2*(b*x^2 + a*x)
^(5/2)*A/x^7

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Fricas [B] Leaf count of result is larger than twice the leaf count of optimal. 98 vs. \(2 (41) = 82\).
time = 1.10, size = 98, normalized size = 1.85 \begin {gather*} -\frac {2 \, {\left (7 \, A a^{4} + {\left (9 \, B a b^{3} - 2 \, A b^{4}\right )} x^{4} + {\left (27 \, B a^{2} b^{2} + A a b^{3}\right )} x^{3} + 3 \, {\left (9 \, B a^{3} b + 5 \, A a^{2} b^{2}\right )} x^{2} + {\left (9 \, B a^{4} + 19 \, A a^{3} b\right )} x\right )} \sqrt {b x + a}}{63 \, a^{2} x^{\frac {9}{2}}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((b*x+a)^(5/2)*(B*x+A)/x^(11/2),x, algorithm="fricas")

[Out]

-2/63*(7*A*a^4 + (9*B*a*b^3 - 2*A*b^4)*x^4 + (27*B*a^2*b^2 + A*a*b^3)*x^3 + 3*(9*B*a^3*b + 5*A*a^2*b^2)*x^2 +
(9*B*a^4 + 19*A*a^3*b)*x)*sqrt(b*x + a)/(a^2*x^(9/2))

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Sympy [B] Leaf count of result is larger than twice the leaf count of optimal. 209 vs. \(2 (49) = 98\).
time = 154.49, size = 209, normalized size = 3.94 \begin {gather*} A \left (- \frac {2 a^{2} \sqrt {b} \sqrt {\frac {a}{b x} + 1}}{9 x^{4}} - \frac {38 a b^{\frac {3}{2}} \sqrt {\frac {a}{b x} + 1}}{63 x^{3}} - \frac {10 b^{\frac {5}{2}} \sqrt {\frac {a}{b x} + 1}}{21 x^{2}} - \frac {2 b^{\frac {7}{2}} \sqrt {\frac {a}{b x} + 1}}{63 a x} + \frac {4 b^{\frac {9}{2}} \sqrt {\frac {a}{b x} + 1}}{63 a^{2}}\right ) + B \left (- \frac {2 a^{2} \sqrt {b} \sqrt {\frac {a}{b x} + 1}}{7 x^{3}} - \frac {6 a b^{\frac {3}{2}} \sqrt {\frac {a}{b x} + 1}}{7 x^{2}} - \frac {6 b^{\frac {5}{2}} \sqrt {\frac {a}{b x} + 1}}{7 x} - \frac {2 b^{\frac {7}{2}} \sqrt {\frac {a}{b x} + 1}}{7 a}\right ) \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((b*x+a)**(5/2)*(B*x+A)/x**(11/2),x)

[Out]

A*(-2*a**2*sqrt(b)*sqrt(a/(b*x) + 1)/(9*x**4) - 38*a*b**(3/2)*sqrt(a/(b*x) + 1)/(63*x**3) - 10*b**(5/2)*sqrt(a
/(b*x) + 1)/(21*x**2) - 2*b**(7/2)*sqrt(a/(b*x) + 1)/(63*a*x) + 4*b**(9/2)*sqrt(a/(b*x) + 1)/(63*a**2)) + B*(-
2*a**2*sqrt(b)*sqrt(a/(b*x) + 1)/(7*x**3) - 6*a*b**(3/2)*sqrt(a/(b*x) + 1)/(7*x**2) - 6*b**(5/2)*sqrt(a/(b*x)
+ 1)/(7*x) - 2*b**(7/2)*sqrt(a/(b*x) + 1)/(7*a))

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Giac [A]
time = 1.71, size = 80, normalized size = 1.51 \begin {gather*} -\frac {2 \, {\left (b x + a\right )}^{\frac {7}{2}} b {\left (\frac {{\left (9 \, B a^{3} b^{8} - 2 \, A a^{2} b^{9}\right )} {\left (b x + a\right )}}{a^{4}} - \frac {9 \, {\left (B a^{4} b^{8} - A a^{3} b^{9}\right )}}{a^{4}}\right )}}{63 \, {\left ({\left (b x + a\right )} b - a b\right )}^{\frac {9}{2}} {\left | b \right |}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

integrate((b*x+a)^(5/2)*(B*x+A)/x^(11/2),x, algorithm="giac")

[Out]

-2/63*(b*x + a)^(7/2)*b*((9*B*a^3*b^8 - 2*A*a^2*b^9)*(b*x + a)/a^4 - 9*(B*a^4*b^8 - A*a^3*b^9)/a^4)/(((b*x + a
)*b - a*b)^(9/2)*abs(b))

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Mupad [B]
time = 0.86, size = 95, normalized size = 1.79 \begin {gather*} -\frac {\sqrt {a+b\,x}\,\left (\frac {2\,A\,a^2}{9}+\frac {x\,\left (18\,B\,a^4+38\,A\,b\,a^3\right )}{63\,a^2}-\frac {x^4\,\left (4\,A\,b^4-18\,B\,a\,b^3\right )}{63\,a^2}+\frac {2\,b\,x^2\,\left (5\,A\,b+9\,B\,a\right )}{21}+\frac {2\,b^2\,x^3\,\left (A\,b+27\,B\,a\right )}{63\,a}\right )}{x^{9/2}} \end {gather*}

Verification of antiderivative is not currently implemented for this CAS.

[In]

int(((A + B*x)*(a + b*x)^(5/2))/x^(11/2),x)

[Out]

-((a + b*x)^(1/2)*((2*A*a^2)/9 + (x*(18*B*a^4 + 38*A*a^3*b))/(63*a^2) - (x^4*(4*A*b^4 - 18*B*a*b^3))/(63*a^2)
+ (2*b*x^2*(5*A*b + 9*B*a))/21 + (2*b^2*x^3*(A*b + 27*B*a))/(63*a)))/x^(9/2)

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