DLMF:4.26.E8 (Q1824): Difference between revisions

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imported>Admin
Property / Symbols used
 
Property / Symbols used: cosine function / rank
 
Normal rank
Property / Symbols used: cosine function / qualifier
 
test:

cos z 𝑧 {\displaystyle{\displaystyle\cos\NVar{z}}}

\cos@@{\NVar{z}}
Property / Symbols used: cosine function / qualifier
 
xml-id: C4.S14.E2.m2addec

Revision as of 17:41, 1 January 2020

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DLMF:4.26.E8
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    e a x cos ( b x ) d x = e a x a 2 + b 2 ( a cos ( b x ) + b sin ( b x ) ) . superscript 𝑒 𝑎 𝑥 𝑏 𝑥 𝑥 superscript 𝑒 𝑎 𝑥 superscript 𝑎 2 superscript 𝑏 2 𝑎 𝑏 𝑥 𝑏 𝑏 𝑥 {\displaystyle{\displaystyle\int e^{ax}\cos\left(bx\right)\mathrm{d}x=\frac{e^% {ax}}{a^{2}+b^{2}}(a\cos\left(bx\right)+b\sin\left(bx\right)).}}
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    cos z 𝑧 {\displaystyle{\displaystyle\cos\NVar{z}}}
    C4.S14.E2.m2addec
    0 references