CPM Homework Help : CCA2 Problem 5-123

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Home > CCA2 > Chapter Ch5 > Lesson 5.2.5 > Problem 5-123

5-123.

Solve $5^x=15\ \text{for}\ x$ . Be accurate to two decimal places.

Step 1:

Take the log of both sides of the equation.

Step 2:

Divide both sides of the equation by $\log(5)$ .

Answer:

$x\log(5)=\log(15)$

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