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1. Tell whether the function is an exponential growth function or exponential decayr function, and nd the constant percentage rate of growth or decay. a. x): 78,963 {LQGSX b. P(r)=4.3-1.018l 2. Determine the exponential function that satisfies the given conditions. a. Initial population = 502,000, increasing at a rate of 1.7% per year in. Initial mass = 15g, decreasing at a rate of4.6% per da'Jcr 3. The population of River City in the year 1910 was 4200. Assume the population increased at a rate of 2.25% per year. a. Estimate the population in 1930 and 1945. b. Predict when the population reached 20,000