(6pts)1. For the following functions, find the x and y intercepts, any discontinuities and describe their end behavior. Use this information to sketch a rough graph of the function. a) f(x) 42+4)(x-1)(r-7)(x-3) (2+6)(x-6)(x+8) b) g() = -2(x-4)(1+3) (x-7) (r+6) (x-2)(x-4)3 :I:5 2+4 C? him? =rgiiin [41:132. W'rite an equation for each of the following. Dene your variables! a} The population in a city is 53000 and is decreasing by 3.7% per year. 11] An investment of $145M is increasing by 1.6% per year. (10pts)3. Find the equation of the following exponential functions: Round to 3 decimal places a) through (0, 17.3) and (3.5, 82.03) b) through (3, 106.78) and (7, 785.69) c) through (1.8, 18.07) and (3.9, 16.73)\f