3. Find the derivative of f(x) = 5x5-3 -3x2+1, (5 points) Thinking and Inquiry tz, fort 21. Find lim Vx-+7-3 (5 points) x+3 x+3 2. Find lim 1 x--2 X+21 + x . (5 points)5. Consider f (x) = (2(cx)3 + x -1, for x $ 1 12cx + (x - 1)2, for x > 1' Determine the value(s) of c that will make the function continuous. (5 points)