Question: Solve each exponential equation in Exercises 2348. Express the solution set in terms of natural logarithms or common logarithms. Then use a calculator to obtain

Solve each exponential equation in Exercises 23–48. Express the solution set in terms of natural logarithms or common logarithms. Then use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution.

22x + 2x - 12 = 0

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