1. Identify the logarithmic expression: 8\ln(x) - 5\ln(x).
2. Use the property of logarithms to combine: (8-5)\ln(x) = 3\ln(x) .
3. So, the answer is 3\ln(x).
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What is the range of the function f(x) = cos(2x) for x ∈ [-π/4, π]?
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Question: Consider the exponential function f(x) = 2^(x-1). Plot the graph for x values between -2 and 2. How many times does the graph cross the x-axis in this interval?