Optimal. Leaf size=41 \[ a^2 x+\frac {4 a b (c+d x)^{3/2}}{3 d}+\frac {b^2 (c+d x)^2}{2 d} \]
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Rubi [A]
time = 0.02, antiderivative size = 41, normalized size of antiderivative = 1.00, number of steps
used = 4, number of rules used = 3, integrand size = 15, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.200, Rules used = {253, 196, 45}
\begin {gather*} a^2 x+\frac {4 a b (c+d x)^{3/2}}{3 d}+\frac {b^2 (c+d x)^2}{2 d} \end {gather*}
Antiderivative was successfully verified.
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Rule 45
Rule 196
Rule 253
Rubi steps
\begin {align*} \int \left (a+b \sqrt {c+d x}\right )^2 \, dx &=\frac {\text {Subst}\left (\int \left (a+b \sqrt {x}\right )^2 \, dx,x,c+d x\right )}{d}\\ &=\frac {2 \text {Subst}\left (\int x (a+b x)^2 \, dx,x,\sqrt {c+d x}\right )}{d}\\ &=\frac {2 \text {Subst}\left (\int \left (a^2 x+2 a b x^2+b^2 x^3\right ) \, dx,x,\sqrt {c+d x}\right )}{d}\\ &=a^2 x+\frac {4 a b (c+d x)^{3/2}}{3 d}+\frac {b^2 (c+d x)^2}{2 d}\\ \end {align*}
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Mathematica [A]
time = 0.02, size = 41, normalized size = 1.00 \begin {gather*} \frac {(c+d x) \left (6 a^2+8 a b \sqrt {c+d x}+3 b^2 (c+d x)\right )}{6 d} \end {gather*}
Antiderivative was successfully verified.
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Maple [A]
time = 0.26, size = 35, normalized size = 0.85
method | result | size |
default | \(b^{2} \left (c x +\frac {1}{2} d \,x^{2}\right )+\frac {4 a b \left (d x +c \right )^{\frac {3}{2}}}{3 d}+a^{2} x\) | \(35\) |
trager | \(\frac {\left (b^{2} d x +2 b^{2} c +2 a^{2}\right ) x}{2}+\frac {4 a b \left (d x +c \right )^{\frac {3}{2}}}{3 d}\) | \(37\) |
derivativedivides | \(\frac {\frac {b^{2} \left (d x +c \right )^{2}}{2}+\frac {4 a b \left (d x +c \right )^{\frac {3}{2}}}{3}+a^{2} \left (d x +c \right )}{d}\) | \(40\) |
Verification of antiderivative is not currently implemented for this CAS.
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Maxima [A]
time = 0.28, size = 35, normalized size = 0.85 \begin {gather*} \frac {1}{2} \, {\left (d x^{2} + 2 \, c x\right )} b^{2} + a^{2} x + \frac {4 \, {\left (d x + c\right )}^{\frac {3}{2}} a b}{3 \, d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Fricas [A]
time = 0.37, size = 49, normalized size = 1.20 \begin {gather*} \frac {3 \, b^{2} d^{2} x^{2} + 6 \, {\left (b^{2} c + a^{2}\right )} d x + 8 \, {\left (a b d x + a b c\right )} \sqrt {d x + c}}{6 \, d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Sympy [A]
time = 0.07, size = 68, normalized size = 1.66 \begin {gather*} \begin {cases} a^{2} x + \frac {4 a b c \sqrt {c + d x}}{3 d} + \frac {4 a b x \sqrt {c + d x}}{3} + b^{2} c x + \frac {b^{2} d x^{2}}{2} & \text {for}\: d \neq 0 \\x \left (a + b \sqrt {c}\right )^{2} & \text {otherwise} \end {cases} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Giac [B] Leaf count of result is larger than twice the leaf count of optimal. 82 vs.
\(2 (35) = 70\).
time = 4.09, size = 82, normalized size = 2.00 \begin {gather*} \frac {6 \, {\left (d x + c\right )} b^{2} c + 24 \, \sqrt {d x + c} a b c + 6 \, {\left (d x + c\right )} a^{2} + 8 \, {\left ({\left (d x + c\right )}^{\frac {3}{2}} - 3 \, \sqrt {d x + c} c\right )} a b + 3 \, {\left ({\left (d x + c\right )}^{2} - 2 \, {\left (d x + c\right )} c\right )} b^{2}}{6 \, d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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Mupad [B]
time = 0.05, size = 36, normalized size = 0.88 \begin {gather*} \frac {3\,b^2\,{\left (c+d\,x\right )}^2+8\,a\,b\,{\left (c+d\,x\right )}^{3/2}+6\,a^2\,d\,x}{6\,d} \end {gather*}
Verification of antiderivative is not currently implemented for this CAS.
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