Exponential and Logarithmic Equations Word Problem
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1. Write the equation in its equivalent logarithmic form.
10^2 =y
2. Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.
log5 (x+4) - log5 (x+1)
3. Solve the equation. Give an exact solution.
4x + 6 =7
4. Solve the equation.
log(3+x) - log(x-3) = log 3
5. Solve the problem.
Cindy will require $11,000 in 2 years to return to college to get an MBA degree. How much money should she ask her parents for now so that, if she invests it at 9% compounded continuously, she will have enough for school? (Round your answer to the nearest dollar.)
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