Primitive of Root of x squared plus a squared over x/Inverse Hyperbolic Sine Form
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Theorem
- $\ds \int \frac {\sqrt {x^2 + a^2} } x \rd x = \sqrt {x^2 + a^2} - a \arsinh \size {\dfrac a x} + C$
Proof
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Also see
Sources
- 1968: George B. Thomas, Jr.: Calculus and Analytic Geometry (4th ed.) ... (previous) ... (next): Front endpapers: A Brief Table of Integrals: $23$.