Optimal. Leaf size=35 \[ \frac {(a B+A b) \tanh ^{-1}(\sin (c+d x))}{d}+a A x+\frac {b B \tan (c+d x)}{d} \]
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Rubi [A] time = 0.03, antiderivative size = 35, normalized size of antiderivative = 1.00, number of steps used = 4, number of rules used = 4, integrand size = 21, \(\frac {\text {number of rules}}{\text {integrand size}}\) = 0.190, Rules used = {3914, 3767, 8, 3770} \[ \frac {(a B+A b) \tanh ^{-1}(\sin (c+d x))}{d}+a A x+\frac {b B \tan (c+d x)}{d} \]
Antiderivative was successfully verified.
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Rule 8
Rule 3767
Rule 3770
Rule 3914
Rubi steps
\begin {align*} \int (a+b \sec (c+d x)) (A+B \sec (c+d x)) \, dx &=a A x+(b B) \int \sec ^2(c+d x) \, dx+(A b+a B) \int \sec (c+d x) \, dx\\ &=a A x+\frac {(A b+a B) \tanh ^{-1}(\sin (c+d x))}{d}-\frac {(b B) \operatorname {Subst}(\int 1 \, dx,x,-\tan (c+d x))}{d}\\ &=a A x+\frac {(A b+a B) \tanh ^{-1}(\sin (c+d x))}{d}+\frac {b B \tan (c+d x)}{d}\\ \end {align*}
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Mathematica [A] time = 0.01, size = 43, normalized size = 1.23 \[ a A x+\frac {a B \tanh ^{-1}(\sin (c+d x))}{d}+\frac {A b \tanh ^{-1}(\sin (c+d x))}{d}+\frac {b B \tan (c+d x)}{d} \]
Antiderivative was successfully verified.
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fricas [B] time = 0.48, size = 85, normalized size = 2.43 \[ \frac {2 \, A a d x \cos \left (d x + c\right ) + {\left (B a + A b\right )} \cos \left (d x + c\right ) \log \left (\sin \left (d x + c\right ) + 1\right ) - {\left (B a + A b\right )} \cos \left (d x + c\right ) \log \left (-\sin \left (d x + c\right ) + 1\right ) + 2 \, B b \sin \left (d x + c\right )}{2 \, d \cos \left (d x + c\right )} \]
Verification of antiderivative is not currently implemented for this CAS.
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giac [B] time = 0.26, size = 84, normalized size = 2.40 \[ \frac {{\left (d x + c\right )} A a + {\left (B a + A b\right )} \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) + 1 \right |}\right ) - {\left (B a + A b\right )} \log \left ({\left | \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right ) - 1 \right |}\right ) - \frac {2 \, B b \tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )}{\tan \left (\frac {1}{2} \, d x + \frac {1}{2} \, c\right )^{2} - 1}}{d} \]
Verification of antiderivative is not currently implemented for this CAS.
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maple [A] time = 0.73, size = 65, normalized size = 1.86 \[ a A x +\frac {A b \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )}{d}+\frac {A a c}{d}+\frac {a B \ln \left (\sec \left (d x +c \right )+\tan \left (d x +c \right )\right )}{d}+\frac {b B \tan \left (d x +c \right )}{d} \]
Verification of antiderivative is not currently implemented for this CAS.
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maxima [A] time = 0.84, size = 56, normalized size = 1.60 \[ \frac {{\left (d x + c\right )} A a + B a \log \left (\sec \left (d x + c\right ) + \tan \left (d x + c\right )\right ) + A b \log \left (\sec \left (d x + c\right ) + \tan \left (d x + c\right )\right ) + B b \tan \left (d x + c\right )}{d} \]
Verification of antiderivative is not currently implemented for this CAS.
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mupad [B] time = 2.24, size = 114, normalized size = 3.26 \[ \frac {2\,A\,a\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )}{d}+\frac {B\,b\,\sin \left (c+d\,x\right )}{d\,\cos \left (c+d\,x\right )}-\frac {A\,b\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )\,1{}\mathrm {i}}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )\,2{}\mathrm {i}}{d}-\frac {B\,a\,\mathrm {atan}\left (\frac {\sin \left (\frac {c}{2}+\frac {d\,x}{2}\right )\,1{}\mathrm {i}}{\cos \left (\frac {c}{2}+\frac {d\,x}{2}\right )}\right )\,2{}\mathrm {i}}{d} \]
Verification of antiderivative is not currently implemented for this CAS.
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sympy [A] time = 7.96, size = 71, normalized size = 2.03 \[ \begin {cases} \frac {A a \left (c + d x\right ) + A b \log {\left (\tan {\left (c + d x \right )} + \sec {\left (c + d x \right )} \right )} + B a \log {\left (\tan {\left (c + d x \right )} + \sec {\left (c + d x \right )} \right )} + B b \tan {\left (c + d x \right )}}{d} & \text {for}\: d \neq 0 \\x \left (A + B \sec {\relax (c )}\right ) \left (a + b \sec {\relax (c )}\right ) & \text {otherwise} \end {cases} \]
Verification of antiderivative is not currently implemented for this CAS.
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