Lemma
EasyExponentials & logarithms
OpenStax, Algebra and Trigonometry 2e §6.6 Exponential and Logarithmic Equations · Try It 2 · Algebra · Exponentials & logarithms

Exponential and Logarithmic Equations · Try It 2

Solve .
Is here a common base here? Yes, both 2 and 8 can be rewritten as powers of 2.
Rewrite each side with a base of 2 using properties of exponents.
Set exponents equal since the bases are the same.
Solve for x. Give an exact answer and approximate. Check.

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OpenStax, Algebra and Trigonometry 2e · §6.6 Exponential and Logarithmic Equations · Try It 2

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