Exponential and Logarithmic Review Practice

Which property of logarithms does this equation demonstrate? $\log_95\ -\ \log_93=\log_9\frac{5}{3}$  

• Power Property

• Product Property

• Quotient Property

Which  property of logarithms does this equation demonstrate? $\log_87+\log_84=\log_828$  

• Product Property

• Power Property

• Quotient Property

Which  property of logarithms does this equation demonstrate? $\log2^{\frac{1}{3}}=\frac{1}{3}\log2$  

• Power Property

• Quotient Property

• Product Property

What is the range of the exponential function?

• $\left(-\infty,\ \infty\right)$

• $\left(-\infty,\ 3\right)$

• $\left(3,\ \infty\right)$

• $\left[3,\ \infty\right)$

What is the equation of the asymptote?

• x = 2

• y = 3

• x = 8

• y = 0

Does this equation represent exponential growth or decay? $f\left(x\right)=3000\left(2\right)^x$  

• Exponential Growth

• Exponential Decay

Does this equation represent exponential growth or exponential decay? $g\left(x\right)=\ 640\left(\frac{1}{2}\right)^x$  

• Exponential Growth

• Exponential Decay

Condos in Cedar Village go up in value by 15% each year. The Baxter family condo was purchased in 2009 for $420,000. Does this represent exponential growth or exponential decay?

• Exponential Growth

• Exponential Decay

Condos in Cedar Village go up in value by 15% each year. The Baxter family condo was purchased in 2009 for $420,000. What is the growth factor?

• 0.15

• 1.015

• 0.85

• 1.15

Condos in Cedar Village go up in value by 15% each year. The Baxter family condo was purchased in 2009 for $420,000. What is the initial cost of the condo?

• $20,000

• $420,000

• $63,000

• $402,000