Derive integral of sqrt(x^2-a^2)

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Thread starter coverband
Start date Dec 5, 2008
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Derive Integral

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coverband

Thread starter
Dec 5, 2008

Sorry me again

THE CRC tables define the above integral as

using sqrt(x^2-a^2)

let t(x) = sqrt(x^2 - a^2)

integral = 1/2( x T(x) - a^2 log( x + T(x))

HOW do they arrive at this. Thanks

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morphism

Science Advisor

Homework Helper

Dec 5, 2008

Are t and T the same?

And have you tried using a trig or hyperbolic substitution?

Derive integral of sqrt(x^2-a^2)

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Derive integral of sqrt(x^2-a^2)

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