Convert equations 6.1 13. Convert equations between exponential to logarithmic forms between exponential to log3 (81) = -4 logarithmic forms Find properties of 6.1 14. For the following function: exponential a) find domain and range functions such as b) find asymptotes domain, range, c) find intercepts asymptotes, d) graph intercepts f(x) = 37+2 - 4 Find properties of 6.1 15. For the following function: logarithmic a) find domain and range functions such as b) find asymptotes domain, range c) find intercepts asymptotes, d) graph intercepts f(x) = 5log(x) - 2 Use properties of 6.2 16. Expand the given logarithm and simplify. logarithms to evaluate expressions In xy Use properties of 3.2 17. Use the properties of logarithms to write the expression as a single logarithms to logarithm expand or compress logarithmic log3(x) -210g3(y) - log3(2) expressions Solve exponential 6.3 18. Solve the equation analytically. equations 3(x-1) = ()(#+5) Solve logarithmic 6.4 19. Solve the equation analytically. equations logs(2x + 1) + logs(x + 2) = 1 Solve application 6.5 20. You have some Cobalt 60, which is used in food irradiation. The initial problems with amount is 50 grams and its half-life is 5.27 years. Assume that each exponentials and decays according to the formula A = Apekt logs a) Find the decay constant k. Round your answer to four decimal places. b) Find a function which gives the amount of the chemical A which remains after time t. c) Determine how long it takes for 90% of the material to decay