Solving an exponential equation with no calculator

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Understand quadratic functions? Try this problem…

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Can you solve this exponential equation without a calculator?

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Are YOU smart enough to get into Cambridge?

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Calculus Made EASY! Finally Understand It in Minutes!

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Solve: the square root of (3x) = – 7 don’t make this common error!

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Solve (4^x) + (6^x) = (9^x) | Exponential Equation Trick Revealed!

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Un problema muy interesante de las Olimpiadas de Matemáticas | Calcular x | Ecuación exponencial

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