232 TEST 1 You may use your notebook during the last fifteen minutes of this exam You may NOT use calculators cell phones loose papers or peeking Math 232 September 23 2011 Name By printing my name I pledge to uphold the honor code 1 True or false T F Every point x y on the unit circle satisfies x2 y 2 1 T F All exponential growth functions have a constant tripling time T F If Q t is an exponential function with yearly percentage growth rate r then Q t rQ t T F The sine of a sum of angles is equal to the sum of the sines of the angles T F If the terminal edge of an angle is in the third quadrant then the values of all six trigonometric functions of are negative T F Every exponential function has a horizontal asymptote at y 0 2 Determine whether each of the following values is zero positive negative or undefined Hint Each answer is used one time ln e12 zero positive negative undefined log 1 1 zero positive negative undefined sec 7 8 zero positive negative undefined sin 14 5 zero positive negative undefined 2 3 Circle the correct answer for each limit Hint Each answer is used exactly once lim sin 2 cos x cos x 0 1 2 e lim tan x sec x 0 1 2 e lim ex ln x 0 1 2 e 2x 1 x e x 0 1 2 e 0 1 2 e 0 1 2 e x 2 x 2 x 0 lim 1 lim 1 2x 2x x 0 x 2 lim x 2 sin x 2 4 Calculate the derivatives of the functions below a f x 2 e 3cos x csc x b f x tan2 x3 c f x sin x x sCRAP I will not be grading anything on the scrap page but you must hand it in with your name on it stressed out take a break to color infinity