Find the indicated values if the given changes are made in the indicated examples of this section.
Question:
Find the indicated values if the given changes are made in the indicated examples of this section.
In Example 2, change the sign in the exponent from − to + and then solve the equation.
Data from Example 2
Solve the equation 3x−2 = 5.
Taking logarithms of each side and equating them, we have
This solution means that 33.465−2 = 31.465 = 5 which can be checked by a calculator.
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Related Book For
Basic Technical Mathematics
ISBN: 9780137529896
12th Edition
Authors: Allyn J. Washington, Richard Evans
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