Math Question: Compare the growth rates of the exponential functions f(x) = 10^x and f(x) = e^x. Determine the value of x where f(x) = 10^x surpasses f(x) = e^x.
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Question: Find the measure of an acute angle in an isosceles triangle if the other two angles are congruent and measure 60°.
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Determine the limit as x approaches zero of (e^x - 1) / x.