10.(1 point)Which does not help to explain why you can not use the laws of logarithms to expand or simplify ?a.The expression 3y4 can not be factored.b.The expression 3y4 is not raised to a power.c.3yand 4 are neither multiplied together, nor are they divided into each otherd.Each term in the expression does not have the same variable.____11.(1 point)Which of the following statements is NOT true?____12.(1 point)Solve for x: .____13.(1 point)Use graphing technology to solve to two decimal places.

____14.(1 point)Solve .a.c.2b.10d.7____15.(1 point)The sound level of a dog barking is 83 dB. The sound level of a thunder clap is 102 dB. How many times louder is the thunder clap than the dog?____16.(1 point)Which of the following statements regarding rates of change of exponential and logarithmic functions is NOTtrue?____17.(1 point)The population of a town is increasing at a rate of 1.4% annually. The current population of the town is 2000.Calculate the instantaneous rate of change for 10 years from now.____18.(1 point)Suppose the population of a given town is increasing for a given period of time. What can you tell about its instantaneous rate of change of the population during that period? a.The instantaneous rate of change continues to get larger during the entire interval.b.The instantaneous rate of change will be positive at each point in the interval.c.The instantaneous rate of change may be zero, but can not be negative.d.The instantaneous rate of change at any point in the interval will be larger than the averagerate of change for the interval.____