In mathematics, what is the exact solution to the exponential equation ?
Answer and explanation
Correct answer: A.
- Step 1: Divide both sides by 4 to get . Take the natural logarithm: . Divide by 2: . **Answer: . Why not the others:** forgets to divide by the coefficient 2, fails to divide by 4 before taking the logarithm, and improperly divides inside the logarithm.
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