Proof of sinh(2x) = 2sinh(x)cosh(x) Hyperbolic Identity
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Limit of sinh(x)/x as x Approaches Zero
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Why hyperbolic functions are actually really nice
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Hyperbolic Trig Functions - Basic Introduction
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Prove the identity sinh(x+y) = sinh x cosh y + sinh x sinh y. Hyperbolic functions
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Hyperbolic Trigonometric Functions Tanh(lnx)=x^2-1/x^2+1
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Take it Seriously
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2cosh2x + 10 sinh2x-5=0
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