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10 questions from this quiz
ex−e−x2\frac{e^x - e^{-x}}{2}2ex−e−x
ex+e−x2\frac{e^x + e^{-x}}{2}2ex+e−x
111
(0,1)(0, 1)(0,1)
Rotational symmetry about the origin
y=1y = 1y=1 and y=−1y = -1y=−1
cosh2x−sinh2x≡1\cosh^2 x - \sinh^2 x \equiv 1cosh2x−sinh2x≡1
ln(x+x2+1)\ln(x + \sqrt{x^2 + 1})ln(x+x2+1)
x≥1x \geq 1x≥1
(0,3)(0, 3)(0,3)
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