
Geometry
2958 solutionsAmericas
Europe
Prove the identity \(coshx - sinhx = {e^{ - x}}\).
Sketch the graph of the function \(y = {e^{|x|}}\) by using transformations if needed.
Determine whether the function\(f(x) = 10 - 3x\)is one-to-one.
Prove the identity\(sinh(x + y) = sinhxcoshy + coshxsinhy\).
Determine whether the function\(g(x) = \frac{1}{x}\)is one-to-one.
Determine whether the function\(g(x) = \cos {\kern 1pt} {\kern 1pt} x\)is one-to-one.
Prove the identity \(cosh(x + y) = coshxcoshy + sinhxsinhy\).
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