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Standard Hyperbolic Substitution
For:
$$\sqrt{x^2+a^2}$$
one may use:
$$x=a\sinh t$$
then:
$$\sqrt{x^2+a^2}=a\cosh t$$
Usage
- Used as an alternative to trigonometric substitution for quadratic radicals.
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Standard Hyperbolic Substitution
For:
$$\sqrt{x^2+a^2}$$
one may use:
$$x=a\sinh t$$
then:
$$\sqrt{x^2+a^2}=a\cosh t$$
Usage
- Used as an alternative to trigonometric substitution for quadratic radicals.
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