What is the value of f(x) when x = 2 in the exponential function f(x) = 10^x, and what is the value of f(x) when x = 2 in the exponential function f(x) = e^x?
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What are the roots of the cubic equation x^3 - 5x^2 + 4x + 12 = 0?
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What is the area of a triangle with base length 7 cm and height 5 cm?