Equations - Exponential Equation

Exponential Equation

An exponential equation is an equation in which variables appear as exponents. The general form is:

\[ a^{x} = b \]

Basic form:

\[ a^{x} = b, \quad a > 0, a \neq 1 \]

Solution:

\[ x = \log_{a} b \]

Properties of Exponents:

  • \(a^{m} \times a^{n} = a^{m+n}\)
  • \(\frac{a^{m}}{a^{n}} = a^{m-n}\)
  • \(\left(a^{m}\right)^{n} = a^{mn}\)
  • \(a^{0} = 1\)
  • \(a^{-n} = \frac{1}{a^{n}}\)

Natural Exponential Function:

\[ e^{x} = \lim_{n \to \infty} \left(1 + \frac{x}{n}\right)^n \]

Exponential Equation
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