3 + 2 log2(x) = log2(10x − 3)
Question
3 + 2 log2(x) = log2(10x − 3)
Solution
Sure, let's solve the equation step by step:
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First, we need to isolate the logarithmic expressions. So, let's subtract 3 from both sides of the equation:
2 log2(x) = log2(10x - 3) - 3
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Now, we can rewrite the equation in exponential form to get rid of the logarithms. Remember that logb(a) = c can be rewritten as b^c = a. So, we have:
2^2 log2(x) = 2^(log2(10x - 3) - 3)
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Simplifying the left side of the equation gives us:
4x = 2^(log2(10x - 3) - 3)
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Now, we can rewrite the right side of the equation back in logarithmic form:
4x = log2((10x - 3)^2^(-3))
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Now, we have an equation with a single variable that we can solve. However, this equation is quite complex and may not have a simple algebraic solution. You may need to use numerical methods to find the value of x that satisfies this equation.
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