Math question: What is the formula for factoring a quadratic expression of the form ax^2 + bx + c?
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Find the value of sinh(cos^-1(4/5)) + cosh(tan^-1(-3/4)), where sinh(x) represents the hyperbolic sine function and cosh(x) denotes the hyperbolic cosine function.
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What is the length of the hypotenuse in a right triangle with legs measuring 6 cm and 8 cm?