What is the period of the trigonometric function f(x) = 3cos(2x) + 2sin(5x)?
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What is the formula for the area of a regular pentagon?
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Math question: "Consider the logarithmic function f(x) = log(base 2)(x + 1). Graph f(x) over the domain x ∈ (-1, ∞). How many x-intercepts does the graph have?"