Optimal. Leaf size=23 \[ \frac {\left (a+b (c+d x)^4\right )^2}{8 b d} \]
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Rubi [A] time = 0.03, antiderivative size = 31, normalized size of antiderivative = 1.35, number of steps used = 3, number of rules used = 2, integrand size = 19, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.105, Rules used = {372, 14} \[ \frac {a (c+d x)^4}{4 d}+\frac {b (c+d x)^8}{8 d} \]
Antiderivative was successfully verified.
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Rule 14
Rule 372
Rubi steps
\begin {align*} \int (c+d x)^3 \left (a+b (c+d x)^4\right ) \, dx &=\frac {\operatorname {Subst}\left (\int x^3 \left (a+b x^4\right ) \, dx,x,c+d x\right )}{d}\\ &=\frac {\operatorname {Subst}\left (\int \left (a x^3+b x^7\right ) \, dx,x,c+d x\right )}{d}\\ &=\frac {a (c+d x)^4}{4 d}+\frac {b (c+d x)^8}{8 d}\\ \end {align*}
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Mathematica [B] time = 0.02, size = 80, normalized size = 3.48 \[ \frac {1}{8} x \left (4 c^3+6 c^2 d x+4 c d^2 x^2+d^3 x^3\right ) \left (2 a+b \left (2 c^4+4 c^3 d x+6 c^2 d^2 x^2+4 c d^3 x^3+d^4 x^4\right )\right ) \]
Antiderivative was successfully verified.
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fricas [B] time = 0.82, size = 117, normalized size = 5.09 \[ \frac {1}{8} x^{8} d^{7} b + x^{7} d^{6} c b + \frac {7}{2} x^{6} d^{5} c^{2} b + 7 x^{5} d^{4} c^{3} b + \frac {35}{4} x^{4} d^{3} c^{4} b + 7 x^{3} d^{2} c^{5} b + \frac {7}{2} x^{2} d c^{6} b + x c^{7} b + \frac {1}{4} x^{4} d^{3} a + x^{3} d^{2} c a + \frac {3}{2} x^{2} d c^{2} a + x c^{3} a \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [A] time = 0.16, size = 25, normalized size = 1.09 \[ \frac {{\left (d x + c\right )}^{8} b + 2 \, {\left (d x + c\right )}^{4} a}{8 \, d} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [B] time = 0.00, size = 136, normalized size = 5.91 \[ \frac {b \,d^{7} x^{8}}{8}+b c \,d^{6} x^{7}+\frac {7 b \,c^{2} d^{5} x^{6}}{2}+7 b \,c^{3} d^{4} x^{5}+\left (b \,c^{4}+a \right ) c^{3} x +\frac {\left (34 b \,c^{4} d^{3}+\left (b \,c^{4}+a \right ) d^{3}\right ) x^{4}}{4}+\frac {\left (18 b \,c^{5} d^{2}+3 \left (b \,c^{4}+a \right ) c \,d^{2}\right ) x^{3}}{3}+\frac {\left (4 b \,c^{6} d +3 \left (b \,c^{4}+a \right ) c^{2} d \right ) x^{2}}{2} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.48, size = 21, normalized size = 0.91 \[ \frac {{\left ({\left (d x + c\right )}^{4} b + a\right )}^{2}}{8 \, b d} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 0.06, size = 107, normalized size = 4.65 \[ x\,\left (b\,c^7+a\,c^3\right )+\frac {d^3\,x^4\,\left (35\,b\,c^4+a\right )}{4}+\frac {b\,d^7\,x^8}{8}+\frac {c^2\,d\,x^2\,\left (7\,b\,c^4+3\,a\right )}{2}+7\,b\,c^3\,d^4\,x^5+\frac {7\,b\,c^2\,d^5\,x^6}{2}+c\,d^2\,x^3\,\left (7\,b\,c^4+a\right )+b\,c\,d^6\,x^7 \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [B] time = 0.10, size = 126, normalized size = 5.48 \[ 7 b c^{3} d^{4} x^{5} + \frac {7 b c^{2} d^{5} x^{6}}{2} + b c d^{6} x^{7} + \frac {b d^{7} x^{8}}{8} + x^{4} \left (\frac {a d^{3}}{4} + \frac {35 b c^{4} d^{3}}{4}\right ) + x^{3} \left (a c d^{2} + 7 b c^{5} d^{2}\right ) + x^{2} \left (\frac {3 a c^{2} d}{2} + \frac {7 b c^{6} d}{2}\right ) + x \left (a c^{3} + b c^{7}\right ) \]
Verification of antiderivative is not currently implemented for this CAS.
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