Answer each question. It has to be one of the multiple choices. Please take the time to do the problems CORRECTLY. The final answer must be right, please!! Thank you

Question 2(Multiple Choice Worth 2 points) (03.03) Differentiate y = sec{x)tan(x). O y ' = sec(x)[sec(x} + tan{x)] O y ' = sec(x)[sec2(x) tan2(x)] O y ' = SEC(X)[sec2(X) + lanzixn Oy'='i Question 3(Multiple Choice Worth 2 points) (04.04) The position equation for a particle is 5m = J13 +1 where s is measured in feet and t is measured in seconds. Find the acceleration of the particle at 2 seconds. 0 1 fttseo2 O E i'ti'sec2 3 O _; fti'sec2 108 0 None of these Question 4(Multiple Choice Worth 2 points) (04.02) For the function f(x) = 45x3 - 3x5, determine the interval(s) for which f(x) decreases. O (-3, 3) O ( -00, - 3) U ( 3 , 00 ) O (-3, 0) U (3, 20) O (-00, -3) U (0, 3) Question 5(Multiple Choice Worth 2 points) IN (02.04) Which of the following are not continuous at x = 1? 1. f (x ) =*+5 x2+1 Il. g(x) =- 3 X2 - 1 Ill. h(x)=x-1 O I only O Il only O I and II only O I and Ill onlyQuestion 7(Multiple Choice Worth 2 points) IN (03.01) Which of the following expressions is the definition of the derivative of f(x) = Vx at the point (3, 0 h O im V3 +h - vn h->0 h Question 8(Multiple Choice Worth 2 points) (04.05) A particle moves along the curve y = 5x2 - 1 in such a way that the y value is decreasing at the rate of 2 units per second. At what rate is x changing when x = 1? O Decreasing - unit/sec O Increasing - unit/sec O Decreasing - 10 - unit/sec O Increasing 1 unit/sec 10